Plumbing Exam Prep
Practice exam preparation for state plumbing licensure — journeyman, master, and contractor credentials — organized in one family hub.
PassProfessor Plumbing Exam Prep covers the plumbing license examinations in the expanding PassProfessor catalog. Each program is built to the licensing board’s published exam content and reference list for its state and tier, so candidates study the code and trade subject areas their exam actually covers.
Plumbing licensure in the United States is granted by state boards and licensing agencies, and in some states by local jurisdictions under state frameworks. Plumbers typically progress from apprentice to journeyman and then to master plumber, with contractor credentials covering the business side of plumbing work. Most plumbing examinations are built on the model plumbing codes — the International Plumbing Code (IPC) or the Uniform Plumbing Code (UPC), as adopted and amended by each jurisdiction — together with fuel gas, water supply, drainage, venting, and trade-practice material named on the board’s reference list.
PassProfessor is exam preparation only. We are not affiliated with any state plumbing board, licensing agency, or code body, and our practice exams do not grant a license or credential. They exist to help you walk into exam day prepared and confident, ready to show what you know.
Plumbing Programs
This hub lists each PassProfessor plumbing program: Alabama Journeyman Plumber; Alaska Journeyman Plumber; Arkansas Journeyman Plumber; Colorado Journeyworker Plumber; Connecticut Journeyman Plumber — P-2; District of Columbia Journeyman Plumber/Gasfitter; Georgia Journeyman Plumber; Hawaii Journeyman Plumber; Idaho Journeyman Plumber; Indiana Journeyman Plumber; Iowa Journeyman Plumber with Gas; Kentucky Journeyman Plumber; Louisiana Journeyman Plumber; Maine Journeyman Plumber; Maryland Journey Plumber/Gas Fitter; Massachusetts Journeyman Plumber; Michigan Journey Plumber; Minnesota Journeyworker Plumber; Montana Journeyman Plumber; New Hampshire Journeyman Plumber; New Mexico Journeyman Plumber; North Dakota Journeyman Plumber; Oklahoma Journeyman Plumber; Oregon Journeyman Plumber; Rhode Island Journeyman Plumber; South Dakota Plumber; Texas Journeyman Plumber; Utah Journeyman Plumber; Vermont Journeyman Plumber; Virginia Journeyman Plumber; Washington Journey Level Plumber; West Virginia Journeyman Plumber; Wisconsin Journeyman Plumber; Alabama Master Plumber; Arizona ROC C-37 Plumbing and CR-37 Plumbing (Dual); Arkansas Master Plumber; California C-36 Plumbing Contractor; Colorado Master Plumber; Connecticut P-1 Unlimited Plumbing Contractor; Delaware Master Plumber; District of Columbia Master Plumber/Gasfitter; Florida Certified Plumbing Contractor (CFC); Georgia Master Plumber — Class I (Restricted) and Class II (Unrestricted); Hawaii Master Plumber; Iowa Master Plumber with Gas; Kentucky Master Plumber; Louisiana Master Plumber; Maine Master Plumber; Maryland Master Plumber/Gas Fitter; Massachusetts Master Plumber; Michigan Master Plumber; Minnesota Master Plumber; Mississippi Certificate of Responsibility — PLUMBING Classification and Residential Plumbing License; Montana Master Plumber; Nevada Master Plumber Certification; New Hampshire Master Plumber; New Jersey Licensed Master Plumber; New Mexico MM-1 Plumbing Contractor — Qualifying Party; North Carolina Plumbing Contractor Class I (P-I) and Class II (P-II); North Dakota Master Plumber; Ohio OCILB Plumbing Contractor; Oklahoma Plumbing Contractor (Unlimited); South Carolina Mechanical Contractor — Plumbing (Qualifying Party); South Dakota Plumbing Contractor; Tennessee Contractor’s License, Classification CMC-A — Plumbing and Gas Piping; Texas Master Plumber; Utah Master Plumber; Vermont Master Plumber; Virginia Master Plumber; West Virginia Master Plumber; Wisconsin Master Plumber; Illinois Plumber’s License; Alaska Mechanical Administrator — Plumbing (Unlimited Commercial and Industrial Plumbing and Residential Plumbing and Hydronic Heating); Idaho Plumbing Contractor; Indiana Plumbing Contractor. Select a program from the listings below to view its exam details and leave an email address to be notified when enrollment opens.
Journeyman Plumber Programs
Alabama Journeyman Plumber Exam Prep
Alabama journeyman plumbers — the examined tier below Master — are tested through Prov on the Board’s reference list, the 2021 International Plumbing Code and the 2021 International Fuel Gas Code, in a state with no statewide adopted plumbing code, where adoption is local and state buildings use the 2021 IPC. This program in the PassProfessor catalog prepares candidates for both examined codes and the local-adoption discipline Alabama practice requires.
Status: in the works — enrollment is not yet open.
Alaska Journeyman Plumber Exam Prep
Alaska journeyman plumbers hold a Certificate of Fitness, examined by the Department of Labor and Workforce Development under 8 AAC 90.115 and 8 AAC 90.130 on the 2018 Uniform Plumbing Code as adopted and amended by 8 AAC 63.010 — the tested edition and the adopted edition are the same. This program in the PassProfessor catalog prepares candidates for that department examination and its cold-climate Alaska delta.
Status: in the works — enrollment is not yet open.
Arkansas Journeyman Plumber Exam Prep
Arkansas Journeyman Plumber licensure through board-administered examinations, in a tiered system with Master Plumber and Restricted tiers, for work under the Arkansas Plumbing Code based on the 2018 International Plumbing Code. This program in the PassProfessor catalog prepares candidates for the Arkansas journeyman examination, its board-administered route, and the adopted Arkansas code.
Status: in the works — enrollment is not yet open.
Colorado Journeyworker Plumber Exam Prep
Colorado’s Journeyworker Plumber credential — the name in use since July 1, 2025 — is examined through PSI on the 2024 International Plumbing Code and the 2024 International Residential Code, at a 70 percent standard. The examination transitioned to the 2024 editions on November 1, 2026 and sits ahead of Colorado’s adopted code, the 2021 International Plumbing Code under the 2023 Colorado Plumbing Code, so the examination governs preparation. This program in the PassProfessor catalog prepares candidates for the Colorado Journeyworker Plumber examination and its tested-versus-adopted edition discipline.
Status: in the works — enrollment is not yet open.
Connecticut Journeyman Plumber — P-2 Exam Prep
Connecticut’s journeyman plumber credential, the P-2 — with the P-1 as the contractor tier above it — examined through PSI on the 2021 International Plumbing Code, the same edition Connecticut has adopted, so the code tested is the code worked to. This program in the PassProfessor catalog prepares candidates for the Connecticut P-2 examination and for journeyman work under the 2021 IPC.
Status: in the works — enrollment is not yet open.
District of Columbia Journeyman Plumber/Gasfitter Exam Prep
The District’s single Plumber/Gasfitter occupation in three scopes — plumbing, gasfitting, and combination — with the Journeyman as its examined level: direct PSI scheduling under Test First with no pre-approval and Board approval at the post-examination application, printed references of the 2012 IPC and 2012 IFGC as the DLCP application instructions state them, and the adopted 2017 District of Columbia Plumbing Code kept as the separate working layer it is. This program in the PassProfessor catalog prepares candidates for that journeyman examination.
Status: in the works — enrollment is not yet open.
Georgia Journeyman Plumber Exam Prep
Georgia’s examined journeyman tier, administered through PSI and examined open book on the 2024 International Plumbing Code with Georgia amendments — the adopted code, effective January 1, 2026, and the only examination edition since May 1, 2026 — below the closed-book Master I and Master II examinations. This program in the PassProfessor catalog prepares candidates for the Georgia Journeyman Plumber sitting and its state delta.
Status: in the works — enrollment is not yet open.
Hawaii Journeyman Plumber Exam Prep
Hawaii’s journeyman plumber credential, designated PJ — with PM as the master credential above it — examined by PSI on the 2018 Uniform Plumbing Code, the edition adopted in Hawaii, so the code tested is the code in force for the work. The separate C-37 contractor examination is not this credential. This program in the PassProfessor catalog prepares candidates for the Hawaii PJ examination and its state delta.
Status: in the works — enrollment is not yet open.
Idaho Journeyman Plumber Exam Prep
Idaho journeyman plumbing licensure under the Idaho State Plumbing Code, which adopts the 2015 Uniform Plumbing Code, with the examination delivered through PSI as an IAPMO examination. This program in the PassProfessor catalog prepares candidates for the Idaho journeyman examination anchored in the adopted 2015 UPC — UPC language, tables and venting practice, not IPC substitutes.
Status: in the works — enrollment is not yet open.
Indiana Journeyman Plumber Exam Prep
Indiana journeyman plumbing licensure under the 2012 Indiana Plumbing Code (675 IAC 16-1.4) — built on the IPC 2006, second printing, with Indiana amendments, the oldest code base in this catalog — with approved candidates directed to Prov at provexam.com for the Indiana Plumbing Examinations. This program in the PassProfessor catalog prepares candidates for the Indiana journeyman examination anchored in that adopted, amended 2006-base code.
Status: in the works — enrollment is not yet open.
Iowa Journeyman Plumber with Gas Exam Prep
Iowa’s journeyman credential, examined open book — 75 questions in three hours, passed at 75 percent — on the 2024 Uniform Plumbing Code together with the Iowa State Plumbing Code 2024 Amendment Booklet, which replaces the UPC trap-arm table with Iowa’s own. The examination is administered through Kirkwood Community College, a board-approved provider; there is no PSI bulletin for Iowa plumbing. This program in the PassProfessor catalog prepares candidates for the Iowa journeyman sitting and its state delta.
Status: in the works — enrollment is not yet open.
Kentucky Journeyman Plumber Exam Prep
Kentucky journeyman plumber licensing under the Division of Plumbing and 815 KAR Chapter 20 — a state-written plumbing code, adopted from no model code: a Division-administered examination in three portions, written, drawing (pipe sizing on a prepared drawing), and a hands-on practical making connections of various materials, passed at a minimum of 75 percent on each portion. This program in the PassProfessor catalog prepares candidates for the written knowledge behind the examination and states plainly what a written program cannot rehearse.
Status: in the works — enrollment is not yet open.
Louisiana Journeyman Plumber Exam Prep
Louisiana journeyman plumber licensing under the State Plumbing Board of Louisiana, which gives its own examinations from Baton Rouge and Shreveport: an adopted code of the 2021 IPC with Louisiana amendments, with the 2024 IPC and Louisiana amendments taking effect January 1, 2027, in a license family of journeyman, master, and Residential Plumber Limited — with no Tradesman class. This program in the PassProfessor catalog prepares candidates for the board examination and the Louisiana amendment delta.
Status: in the works — enrollment is not yet open.
Maine Journeyman Plumber Exam Prep
Maine examines journeyman plumbers on the 2015 Uniform Plumbing Code — closed book, 80 questions in three hours, passed at 70 percent — while the 2021 UPC Maine has adopted governs work in the field. This program in the PassProfessor catalog prepares candidates for the tested 2015 edition, the Maine Plumbing Laws and Rules, and the proctor-provided Maine Plumbing Tables.
Status: in the works — enrollment is not yet open.
Maryland Journey Plumber/Gas Fitter Exam Prep
Maryland’s combined journey credential, examined by PSI under bulletin 7404: one open-book sitting of 100 questions in 240 minutes, passed at 70 percent, testing the 2018 IPC and the 2018 IFGC — while Maryland’s adopted code under COMAR 09.20.01 is now the 2021 IPC, so tested and adopted editions differ and this program teaches to the tested ones. This program in the PassProfessor catalog prepares candidates for that sitting.
Status: in the works — enrollment is not yet open.
Massachusetts Journeyman Plumber Exam Prep
Massachusetts journeyman licensing under the Board of State Examiners of Plumbers and Gas Fitters: a closed-book PSI examination on 248 CMR 10.00, the Commonwealth’s own state-written plumbing code, in two stand-alone parts — Part I, 80 questions, and the computer-based Part II, 40 questions with Isometric Analysis at its centre — each passed at a minimum of 70 percent, after Board pre-approval through eLIPSE. This program in the PassProfessor catalog prepares candidates for that sitting and its Massachusetts code.
Status: in the works — enrollment is not yet open.
Michigan Journey Plumber Exam Prep
Michigan examines journey plumbers in two parts: an open-book written examination through PSI on the 2021 Michigan Plumbing Code, Public Act 230, and Public Act 407 — 125 questions in 180 minutes, passed at 75 percent — and a separate Department-administered practical built around a copper project. This program in the PassProfessor catalog prepares candidates for the written examination and states plainly that the copper practical must be prepared for hands-on.
Status: in the works — enrollment is not yet open.
Minnesota Journeyworker Plumber Exam Prep
Minnesota’s Journeyworker Plumber examination is administered by the Department of Labor and Industry itself — a state-run sitting scored on 240 points over five and a half hours, passed at 70 percent, and built on the 2020 Minnesota Plumbing Code at Minnesota Rules chapter 4714: the 2018 Uniform Plumbing Code with Minnesota amendments. This program in the PassProfessor catalog prepares candidates for that examination and its Minnesota delta.
Status: in the works — enrollment is not yet open.
Montana Journeyman Plumber Exam Prep
Montana’s Journeyman Plumber examination, delivered via IAPMO, runs in two separately scored parts — a 100-question open-book written examination over three hours, and a practical of three virtual diagrams over two and a half hours — with 70 percent required on each. It tests the 2021 UPC, while Montana’s adopted code is the 2024 UPC effective September 26, 2026. This program in the PassProfessor catalog prepares candidates for the written examination and the diagram-reading the practical demands.
Status: in the works — enrollment is not yet open.
New Hampshire Journeyman Plumber Exam Prep
New Hampshire’s Journeyman Plumber examination through Prov: 85 open-book questions in 180 minutes on the International Plumbing Code 2018 — the tested edition, distinct from the adopted 2024 code — passed at 70 percent after Board pre-approval. This program in the PassProfessor catalog prepares candidates for that sitting and the license that follows it.
Status: in the works — enrollment is not yet open.
New Mexico Journeyman Plumber Exam Prep
New Mexico journeyman plumbers hold the Journeyman Plumber certificate (JP) — no master plumber class exists — proved in two PSI sittings under bulletin 814, each passed at 75 percent: a written examination (70 questions, 185 minutes, open book) on the 2021 UPC with NMPC references, the state code overriding on conflict while the adopted 2024 NMPC stands ahead of the tested edition, and a hands-on practical of seven projects in 120 minutes that written preparation cannot rehearse. This program in the PassProfessor catalog prepares candidates for the written examination and its New Mexico delta.
Status: in the works — enrollment is not yet open.
North Dakota Journeyman Plumber Exam Prep
North Dakota’s Board-administered Journeyman Plumber examination: five parts in five hours on the 2018 North Dakota Plumbing Code, opening with closed-book questions and sizing work before the open-book parts, passed at 70 percent. This program in the PassProfessor catalog prepares candidates for that sitting and the state’s adopted code.
Status: in the works — enrollment is not yet open.
Oklahoma Journeyman Plumber Exam Prep
Oklahoma journeyman plumbers hold the Journeyman Plumber licence — no master class exists — proved in a single PSI trade portion of 85 questions in 180 minutes, open book, passed at 70 percent (60 of 85), with no practical or drawing-production component in any portion. Inside the open edition window, trade examinations test on the 2018 or 2024 IPC and IFGC, transitioning to 2024 only (adopted IPC 2024 effective September 14, 2026; the earlier edition’s exact retirement date is contested, and none is stated). This program in the PassProfessor catalog prepares candidates for that trade portion and its Oklahoma delta.
Status: in the works — enrollment is not yet open.
Oregon Journeyman Plumber Exam Prep
Oregon’s Journeyman Plumber (JP) credential, licensed through the Oregon Building Codes Division: an open-book examination of 64 questions in four hours, passed at 75 percent correct or better, reached by application and division approval and then a Letter of Authorization carrying the scheduling contact and the privately issued list of approved testing material. Oregon’s adopted 2026 Oregon Plumbing Specialty Code is the context for Oregon work; no tested edition is claimed. Candidates apply to the division first, and only after approval does the letter arrive — so preparation here runs in two phases: journeyman knowledge first, then organising the approved references the letter names for fast retrieval in the room. This program in the PassProfessor catalog prepares candidates for the Oregon journeyman sitting and its state delta.
Status: in the works — enrollment is not yet open.
Rhode Island Journeyman Plumber Exam Prep
Rhode Island journeyman plumbers are examined by the state itself — the Department of Labor and Training, Division of Professional Regulation — on a written examination of 50 multiple choice questions based on the 2018 International Plumbing Code, passed at 70 percent, even though Rhode Island has adopted the 2021 IPC as RISBC-3. This program in the PassProfessor catalog prepares candidates for that 2018 sitting and the tested-versus-adopted discipline it demands.
Status: in the works — enrollment is not yet open.
South Dakota Plumber Exam Prep
South Dakota’s working plumber class is named simply Plumber, and its examination — administered in person by the State Plumbing Commission on the 2024 Uniform Plumbing Code as South Dakota adopted it — runs in three parts: code questions with the code allowed, code questions with the code forbidden, and a written drawings sizing exercise, passed at 70 percent. This program in the PassProfessor catalog prepares candidates for all three parts and the adopted code beneath them.
Status: in the works — enrollment is not yet open.
Texas Journeyman Plumber Exam Prep
Texas’s journeyman examination under TSBPE, delivered through Pearson VUE: a closed-book written paper passed at 70 percent, with law embedded and references at the candidate’s choice — the 2018 IPC with the 2018 IFGC, or the 2018 UPC — standing alongside a hands-on practical component that written study cannot rehearse. This program in the PassProfessor catalog is written-portion preparation for that examination, in the code family the candidate elects.
Status: in the works — enrollment is not yet open.
Utah Journeyman Plumber Exam Prep
Utah journeyman plumber licensing under DOPL and the Electricians and Plumbers Licensing Board: a Prov Theory examination of 100 questions on the 2024 IPC, IFGC, and IMC, open book, at 70% to pass — plus a real in-person hands-on Practical of two assembly projects, also at 70%. This program in the PassProfessor catalog prepares candidates for the written Theory examination and states plainly what a written program cannot rehearse.
Status: in the works — enrollment is not yet open.
Vermont Journeyman Plumber Exam Prep
Vermont journeyman plumber licensing in a three-class system — Master, Journeyman, and Specialist: a Prov examination of 80 questions in 180 minutes on the 2024 IPC and the 2025 State of Vermont Plumbing Rules, open book, stated as 70% to pass, taken after Board pre-approval, with no hands-on practical. This program in the PassProfessor catalog prepares candidates for that written examination, including its Plan Reading and Isometrics analysis areas.
Status: in the works — enrollment is not yet open.
Virginia Journeyman Plumber Exam Prep
The standard journeyman credential in Virginia’s DPOR tradesman framework, administered through PSI and examined open book on the 2021 International Plumbing Code in its unamended national edition — tested exactly as adopted — distinct from the framework’s Master tier and its Residential tradesman variant. This program in the PassProfessor catalog prepares candidates for the Virginia Journeyman Plumber sitting.
Status: in the works — enrollment is not yet open.
Washington Journey Level Plumber Exam Prep
Washington’s Journey Level Plumber certificate (PL01), under the Department of Labor and Industries, is examined through PSI on the 2015 Uniform Plumbing Code with Washington amendments — not the 2021 Uniform Plumbing Code Washington has adopted — in a closed-book examination of three portions, each to be passed at 70 percent or more, with all portions retaken if one is failed. This program in the PassProfessor catalog prepares candidates for the PL01 examination and its tested-versus-adopted edition discipline.
Status: in the works — enrollment is not yet open.
West Virginia Journeyman Plumber Exam Prep
West Virginia journeyman plumber licensing through the Division of Labor: an 80-question, 180-minute, open-book Prov examination on the 2018 IPC and 2018 IFGC, passed at 70% as printed, with direct registration, no pre-approval, an annual $75 license filed after passing, and no continuing education required. This program in the PassProfessor catalog prepares candidates for the West Virginia journeyman examination on both tested codes.
Status: in the works — enrollment is not yet open.
Wisconsin Journeyman Plumber Exam Prep
Wisconsin journeyman plumber licensing under DSPS and Wis. Stat. ch. 145: a two-part, open-book Pearson VUE examination on SPS 381–386, Wisconsin’s own state-written plumbing code, passed at “a grade of 70% or greater in each part,” on a four-year term expiring March 31 with 24 hours of continuing education per term. This program in the PassProfessor catalog prepares candidates for the Wisconsin examination on the Wisconsin code.
Status: in the works — enrollment is not yet open.
Master Plumber Programs
Alabama Master Plumber Exam Prep
Alabama’s certified Master Plumber — the tier whose holders serve as principals for Board-registered businesses — is examined through Prov by the State Plumbers and Gas Fitters Examining Board on the 2021 International Plumbing Code and the 2021 International Fuel Gas Code, in a state with no statewide adopted plumbing code. From January 1, 2026, certification takes two examinations: the trade examination and a separate Business and Law examination. This program in the expanding PassProfessor catalog prepares candidates for both sittings and the annual certificate that follows.
Status: in the works — enrollment is not yet open.
Arizona ROC C-37 Plumbing and CR-37 Plumbing (Dual) Exam Prep
Arizona’s business-held plumbing classifications under the Registrar of Contractors: C-37 Plumbing (commercial) and CR-37 Plumbing (dual) at the top of the family, with R-37 Plumbing, Including Solar and R-37R Plumbing as its residential classes. Qualifying parties for C-37, CR-37, and R-37 sit 100-item, 240-minute open-book PSI trade examinations tested on the 2018 national codes — Arizona has no statewide adopted plumbing code — and must receive a grade of at least 70% on each required examination. This program in the PassProfessor catalog prepares qualifying parties for those trade examinations and the separate R-37 solar portion.
Status: in the works — enrollment is not yet open.
Arkansas Master Plumber Exam Prep
Arkansas licenses its Master Plumbers through the State Board of Health and the Department of Health’s Plumbing and Natural Gas Section. The board-administered master examination runs in four sections inside one four-hour sitting — a hand-drawn isometric riser diagram with water sizing and fixture spacing, fifty questions drawn from the 2018 Arkansas Plumbing Code, the 2018 Arkansas Fuel Gas Code, and the Arkansas State Plumbing Law, then venting and combustion-air work and gas pipe sizing by the Longest Length Method. Eligibility requires five years’ documented experience and a full year holding the journeyman license. This program prepares Arkansas journeymen for that sitting and its responsible-charge duty.
Status: in the works — enrollment is not yet open.
California C-36 Plumbing Contractor Exam Prep
California’s contractor-tier plumbing credential under the Contractors State License Board: the C-36 Plumbing classification, a Class C specialty contractor license held through a qualifier with four years of verified journey-level experience. The trade examination is a closed-book PSI sitting of 3½ hours on the 2025 California Plumbing Code, tested for examinations on or after March 1, 2025, alongside a separate Law and Business Examination. This program in the PassProfessor catalog prepares candidates for the C-36 trade examination, its published outline, and the qualifier route behind it.
Status: in the works — enrollment is not yet open.
Colorado Master Plumber Exam Prep
Colorado’s Master Plumber license, issued by the State Plumbing Board and examined through PSI, is the credential behind every plumbing contractor in the state: 120 scored items in 270 minutes, passed at 70 percent, behind an 8,500-hour experience gate verified by employer affidavit. The examination tests the 2024 International Plumbing Code and the 2024 International Residential Code — ahead of the adopted 2021-based 2023 Colorado Plumbing Code, and not based on state amendments. This program in the PassProfessor catalog prepares candidates for the Colorado Master Plumber examination, the responsible-master role, and its tested-versus-adopted edition discipline.
Status: in the works — enrollment is not yet open.
Connecticut P-1 Unlimited Plumbing Contractor Exam Prep
Connecticut’s contractor tier of plumbing licensure, issued by the Department of Consumer Protection: the P-1 Unlimited Plumbing Contractor license, held by individuals and valid statewide, above the P-2 Unlimited Journeyperson Plumber license. Candidates pass two separately scored PSI portions at 70 percent each — an eighty-question trade examination weighted toward drainage, waste, and venting, isometric analysis, and gas systems, keyed to the International Plumbing Code with 2021 as the lead edition, and a fifty-question Business and Law examination on the NASCLA Connecticut guide. This program prepares experienced Connecticut journeypersons for both portions and the contractor responsibilities that follow.
Status: in the works — enrollment is not yet open.
Delaware Master Plumber Exam Prep
Delaware has a single plumbing license, and this is it. The Master Plumber license from the Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners is earned through one Prov examination — 100 questions in 180 minutes, open book, 70 percent to pass — tested on the 2018 International Plumbing Code and the 2018 International Fuel Gas Code, one edition behind the 2021 code Delaware has adopted for the work itself. There is no Delaware journeyman license and no separate Business and Law portion standing between the candidate and the credential. This program in the PassProfessor catalog prepares candidates for that single sitting: the full ten-area outline at its published weights, the tested 2018 code books held firmly apart from the adopted 2021 Delaware code, the Board’s two eligibility routes, and the biennial renewal cycle with its five hours of continuing education.
Status: in the works — enrollment is not yet open.
District of Columbia Master Plumber/Gasfitter Exam Prep
The District’s top credential in its single Plumber/Gasfitter occupation — Master (all types) across plumbing, gasfitting, and combined tracks: direct PSI scheduling under Test First with no pre-approval and Board approval at the post-examination application, printed examination references of the 2012 IPC and 2012 IFGC as the DLCP instructions state them with their currency unresolved, the adopted 2017 District codes kept as the separate working layer, and licensing fees of a $65.00 application, a $120.00 Master license, and a $155.00 renewal. This program in the PassProfessor catalog prepares candidates for that master credential.
Status: in the works — enrollment is not yet open.
Florida Certified Plumbing Contractor (CFC) Exam Prep
Florida’s statewide plumbing credential, issued under the Construction Industry Licensing Board: the Plumbing General Trade Knowledge examination in Orlando, scored out of 160 points — 110 multiple-choice questions plus five isometric drawings worth 50 points — with passing at 112 of 160 points (70%), tested on the 2023 Florida Building Code — Plumbing. This program in the PassProfessor catalog prepares candidates for the written portion of that examination; the drawing session is disclosed plainly on the program page.
Status: in the works — enrollment is not yet open.
Georgia Master Plumber — Class I (Restricted) and Class II (Unrestricted) Exam Prep
Georgia’s two master classes in one PassProfessor program: Class I presenting 144 questions (120 scored) and Class II presenting 168 (140 scored), each seven hours, closed book, through PSI, with a scaled score of 70 required to pass every form, composed to the 2024 Georgia Plumbing Code. The program holds the restricted and unrestricted classes apart throughout, including the 40-question Administrative/Business/Design block every master candidate sits.
Status: in the works — enrollment is not yet open.
Hawaii Master Plumber Exam Prep
Hawaii’s senior plumber license, type PM under HRS chapter 448E, examined by PSI for the Board of Electricians and Plumbers: 80 questions in 180 minutes, closed book, minimum passing score 70 percent, keyed to the Uniform Plumbing Code, 2018 edition. The route runs through at least two years registered as a Journey Worker Plumber or equivalent experience, and Hawaii reciprocates with no jurisdiction — every applicant sits the examination. This program in the PassProfessor catalog prepares candidates for that closed-book sitting: the full eleven-area outline with its heavyweight regulations and general knowledge block, fuel gas learned from the UPC as the PM reference list requires, and the Hawaii framework kept strictly apart from the separate C-37 Plumbing Contractor credential and its examination.
Status: in the works — enrollment is not yet open.
Iowa Master Plumber with Gas Exam Prep
Iowa’s master examination in the plumbing discipline, administered through Kirkwood Community College under the Iowa Plumbing and Mechanical Systems Board: 125 open-book questions in six hours, passed at 75 percent, tested on the 2024 Uniform Plumbing Code and the Iowa State Plumbing Code 2024 Amendment Booklet — the same edition Iowa has adopted, with drainage and venting carrying the heaviest weight and isometric work reserved for the master tier. This program in the PassProfessor catalog prepares candidates for that sitting.
Status: in the works — enrollment is not yet open.
Kentucky Master Plumber Exam Prep
Kentucky master plumber licensing under the Division of Plumbing and 815 KAR Chapter 20 — a state-written plumbing code, adopted from no model code: a Division-administered examination, with no outside vendor, in a written portion and a drawing portion that requires the candidate to insert the proper pipe size on a prepared drawing of stacks, wastes, vents, and connected fixtures, passed at a minimum of 80 percent on each portion with no averaging. The master license carries responsible charge of a plumbing business in Kentucky, renews annually at the holder’s birth month, and requires 6 hours of continuing education in the twelve months before renewal. This program in the PassProfessor catalog prepares candidates for the written knowledge behind the examination and states plainly what a written program cannot rehearse.
Status: in the works — enrollment is not yet open.
Louisiana Master Plumber Exam Prep
Louisiana’s top examined plumbing tier, issued through December 31, 2026 by the State Plumbing Board of Louisiana: a board-administered master examination — a standardized, nationally recognized test adopted by the Board — on a journeyman-first ladder, under the adopted 2021 International Plumbing Code with Louisiana amendments. From January 1, 2027, licensing passes under Act 908 to the Louisiana State Licensing Board for Contractors. This program in the PassProfessor catalog prepares candidates for the master examination and both dated regimes around it.
Status: in the works — enrollment is not yet open.
Maine Master Plumber Exam Prep
Maine’s top plumbing license, issued by the Maine Plumbers’ Examining Board and examined by Prov, Inc. to Board-approved candidates: a closed-book, computer-based sitting of 100 questions in 3 hours, passed at 75 percent on the Uniform Plumbing Code 2015, with only the proctor-provided Maine Plumbing Tables printout allowed in the room — while Maine installs under the 2021 code. This program in the PassProfessor catalog prepares journeymen and qualifying trainees for that recall-based sitting.
Status: in the works — enrollment is not yet open.
Maryland Master Plumber/Gas Fitter Exam Prep
Maryland’s combined master credential, licensed by the State Board of Plumbing and examined by PSI Services LLC: the same 100-question, 240-minute, open-book sitting as the journey examination, passed at 70 percent on the 2018 International Plumbing Code and the 2018 International Fuel Gas Code — with eligibility, a current 32-hour backflow course, and a 40-question gas block marking the master tier. Maryland now installs under the 2021 plumbing code while still examining on 2018; this program in the PassProfessor catalog prepares candidates for that tested layer.
Status: in the works — enrollment is not yet open.
Massachusetts Master Plumber Exam Prep
Massachusetts’ contracting tier for plumbing, under the Board of State Examiners of Plumbers and Gas Fitters: an all-closed-book PSI examination in two separately scored parts — 80 questions and 40 questions — on 248 CMR 10.00, the Commonwealth’s own state-written plumbing code, requiring a MINIMUM of 70% on each part. Part II is computer-based and weighted to isometric analysis. This program in the PassProfessor catalog prepares licensed journeymen for the master sitting and the business-facing license beyond it.
Status: in the works — enrollment is not yet open.
Michigan Master Plumber Exam Prep
Michigan Master Plumber licensing under the Bureau of Construction Codes and 2016 PA 407, Article 11: a PSI examination of 130 questions in 180 minutes, open book, passed at 75 percent, tested on the 2021 Michigan Plumbing Code — the same edition Michigan has adopted. Inside the sitting, a material takeoff drawing of back-to-back restrooms asks candidates to list fittings, size vents and drains, and identify venting methods; there is no separate master practical. Eligibility rests on a journey license plus 4,000 hours as a journey plumber over at least 2 years immediately before application. This program in the PassProfessor catalog prepares candidates for that examination and its Michigan code layer. Preparation is keyed to the Michigan amendments, the on-screen Acts, and timed takeoff practice.
Status: in the works — enrollment is not yet open.
Minnesota Master Plumber Exam Prep
Minnesota Master Plumber licensing through the Department of Labor and Industry: a state-run examination with no vendor, scored at 300 points in 5.5 hours and passed at 70 percent, on the 2020 Minnesota Plumbing Code — the 2018 Uniform Plumbing Code with Minnesota amendments. DLI approval is required before scheduling, the department provides the code, the laws and rules booklet, and the calculator in the room, and a $50 application and examination fee applies. Eligibility follows three routes, headed by one year of practical experience as a licensed journeyworker plumber. This program in the PassProfessor catalog prepares candidates for that sitting, its sizing calculations, and its Minnesota amendment layer. Preparation is keyed to the Minnesota amendments, untabbed code navigation, and timed sizing practice.
Status: in the works — enrollment is not yet open.
Mississippi Certificate of Responsibility — PLUMBING Classification and Residential Plumbing License Exam Prep
Mississippi’s contracting tier carries no master plumber title: the Mississippi State Board of Contractors issues a Certificate of Responsibility with the PLUMBING classification, earned when a firm’s qualifying party passes PSI’s Law and Business Management examination (50 questions, 2 hours) and the PLUMBING examination (70 questions, 3 hours), each at 70 percent on the 2021 International Plumbing Code — with a separate Residential Plumbing license and its own 80-question examination on the residential track. This program in the PassProfessor catalog prepares qualifying parties and residential applicants for those examinations.
Status: in the works — enrollment is not yet open.
Montana Master Plumber Exam Prep
Montana’s top plumbing tier, examined by the Montana Board of Plumbers through IAPMO in a single written examination — 125 questions in 3 hours, open book, passed at 70 percent or greater — on the 2021 Uniform Plumbing Code as amended by Montana, while the adopted code in force is the 2024 edition effective September 26, 2026. The master license authorises its holder to plan, estimate, bid, contract for, and supervise plumbing work and to stand as master plumber of record for a plumbing business. This program in the PassProfessor catalog prepares candidates for that written examination.
Status: in the works — enrollment is not yet open.
Nevada Master Plumber Certification Exam Prep
Nevada Master Plumber Certification through the Nevada Board of Plumbing Examiners, administered by NITC and documented as required by Clark County and the City of Reno: a 150-question examination — 50 open-book questions and 100 closed-book questions, two hours each — tested on the 2024 Uniform Plumbing Code at a minimum 75%, and heavily drawings-based, with related drawings carrying 34.67% of the Master outline in a single area. This program in the PassProfessor catalog prepares candidates for that certification examination.
Status: in the works — enrollment is not yet open.
New Hampshire Master Plumber Exam Prep
New Hampshire Master Plumber licensure through the Mechanical Licensing Board, with the Prov examination: 100 questions in 180 minutes, open book, passed at 75 percent — tested on the International Plumbing Code 2018 while the state has adopted the International Plumbing Code 2024 — for the licensee who anchors a plumbing business as licensee of record. This program in the PassProfessor catalog prepares candidates for that sitting.
Status: in the works — enrollment is not yet open.
New Jersey Licensed Master Plumber Exam Prep
New Jersey’s only plumbing license, issued by the State Board of Examiners of Master Plumbers: journeyman and apprentice are registrations, not licenses, and the master examination’s three areas — the National Standard Plumbing Code as adopted by New Jersey, the part named the Practical examination, and laws and regulations — each require a minimum grade of 70. Businesses operate through a bona fide representative master plumber. This program in the PassProfessor catalog prepares candidates for the written code and laws-and-regulations areas and the New Jersey system around them.
Status: in the works — enrollment is not yet open.
New Mexico MM-1 Plumbing Contractor — Qualifying Party Exam Prep
New Mexico’s top plumbing tier: a contractor license held by a business entity and earned through its Qualifying Party, who proves four years (8,000 hours) in the classification and passes the 100-question MM-1 trade examination — tested on the 2021 Uniform Plumbing Code, while the adopted code is the 2024 New Mexico Plumbing Code — plus Business and Law, at 75% on every examination. This program in the PassProfessor catalog prepares Qualifying Party candidates for both examinations and the MM-1 scope.
Status: in the works — enrollment is not yet open.
North Carolina Plumbing Contractor Class I (P-I) and Class II (P-II) Exam Prep
North Carolina’s contractor-tier plumbing licenses — Class I, unlimited, and Class II, single-family detached dwellings only — examined by PSI for the State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors in a Technical part and a Business and Law part, tested on the 2018 North Carolina Plumbing Code, with a grade of 70 of 100 required on each part under the Board’s rule. This program in the PassProfessor catalog prepares candidates for both classes.
Status: in the works — enrollment is not yet open.
North Dakota Master Plumber Exam Prep
North Dakota Master Plumber licensure through the North Dakota State Plumbing Board: a Board-administered examination in four parts over five hours on the 2018 North Dakota Plumbing Code — 100 closed-book multiple-choice questions, then open-book completion and sizing work including drawings with minimum pipe sizes — passed at 80 percent, for the licensee who serves as master in charge of a plumbing business. This program in the PassProfessor catalog prepares candidates for that sitting.
Status: in the works — enrollment is not yet open.
Ohio OCILB Plumbing Contractor Exam Prep
Ohio’s statewide commercial plumbing contractor license, issued by the OCILB and assigned to a contracting company: a 100-question open-book PSI trade examination passed at 70 percent — with Isometric Analysis carrying 20 of the 100 scored items — plus a separate required Business and Law sitting, tested on the 2024 Ohio Plumbing Code, which is built on the 2021 national code with Ohio amendments. This program in the PassProfessor catalog prepares candidates for the written portions of the trade examination and the Ohio code layer.
Status: in the works — enrollment is not yet open.
Oklahoma Plumbing Contractor (Unlimited) Exam Prep
Oklahoma’s top plumbing tier under the Construction Industries Board — the licence Title 59, section 1003(7) establishes in place of the retired older title: two open-book PSI portions, a trade portion of 85 questions and a Plumbing Business and Law portion of 50 questions, passed at 70% (60 of 85) on the trade portion effective November 1, 2026 and 75% (37 of 50) on Business and Law, with the tested code edition currently a candidate choice between 2018 and 2024. This program in the PassProfessor catalog prepares candidates for both portions.
Status: in the works — enrollment is not yet open.
South Carolina Mechanical Contractor — Plumbing (Qualifying Party) Exam Prep
South Carolina examines plumbing contractors in two separate programs: the commercial Mechanical Contractor license, Plumbing subclassification, held by a business through its qualifying party (Plumber technical and Business Management and Law examinations through PSI), and the individual Residential Plumber license, each program on its own examinations and published standards. This program in the PassProfessor catalog prepares candidates for both tracks, kept distinct throughout.
Status: in the works — enrollment is not yet open.
South Dakota Plumbing Contractor Exam Prep
South Dakota’s top plumbing tier, examined by the State Plumbing Commission in three parts — code questions with the code, code questions without it, and a drawings-based sizing exercise — under the published standard: “The passing grade for plumbing contractors is 80 percent.” This program in the PassProfessor catalog prepares candidates for all three parts on the state plumbing code as adopted with South Dakota amendments.
Status: in the works — enrollment is not yet open.
Tennessee Contractor’s License, Classification CMC-A — Plumbing and Gas Piping Exam Prep
Tennessee’s top state plumbing credential is an entity contractor’s license, earned by its Qualifying Agent: the 100-question CMC-A trade examination on the International Plumbing Code 2021 plus the required Tennessee Contractor Business and Law examination, both administered by Prov and each published at 73% to pass, for plumbing and gas piping work at $25,000 or more. This program in the PassProfessor catalog prepares Qualifying Agents for both examinations.
Status: in the works — enrollment is not yet open.
Texas Master Plumber Exam Prep
The top of the Texas ladder under the Texas State Board of Plumbing Examiners: a single closed-book written examination of 308 items in 360 minutes through Pearson VUE, passed at the handbook’s stated standard — “You must achieve a score of 70% to pass the exam” — and tested in the candidate’s elected code family, the 2018 International Plumbing Code with the 2018 International Fuel Gas Code, or the 2018 Uniform Plumbing Code. This program in the PassProfessor catalog prepares Master candidates for that sitting, the embedded Plumbing License Law and Board Rules, and the Responsible Master Plumber designation that organises Texas contracting.
Status: in the works — enrollment is not yet open.
Utah Master Plumber Exam Prep
Utah’s genuine master license, under DOPL: a written examination on Utah law and rule only — 40 questions at 75% to pass, with no plumbing-code theory paper at this tier — plus the hands-on Utah Plumber Practical, two timed assembly projects taken in person with the candidate’s own tools, which no written program can rehearse. This program in the PassProfessor catalog prepares candidates for the Law and Rule examination and states the Practical’s limit plainly.
Status: in the works — enrollment is not yet open.
Vermont Master Plumber Exam Prep
Vermont master plumber licensing under the Plumber’s Examining Board and the Division of Fire Safety: the top class in Vermont’s three-class system and its individual business credential, examined through Prov after Board pre-approval — 97 questions in 180 minutes, open book, on the 2024 IPC and the 2025 State of Vermont Plumbing Rules, the edition Vermont has adopted, stated as 70% to pass, with no hands-on practical. This program in the PassProfessor catalog prepares candidates for that written examination, including its Plan Reading & Isometrics analysis area.
Status: in the works — enrollment is not yet open.
Virginia Master Plumber Exam Prep
Virginia’s master tradesman licence, issued by the Board for Contractors within DPOR: one shared Journeyman/Master portion of 80 items in 210 minutes, open book, tested on the 2021 International Plumbing Code as published nationally, with a DPOR regulatory block of 10 items from 18 VAC 50-30 and a published passing score of 60 items (75%). This program in the PassProfessor catalog prepares master candidates for the sitting, its regulatory block, and the approval routes that lead to it.
Status: in the works — enrollment is not yet open.
West Virginia Master Plumber Exam Prep
West Virginia’s top individual plumbing license, through the Commissioner of Labor and the Division of Labor: a 100-question, 180-minute, open-book Prov examination on the 2018 IPC and 2018 IFGC, with 70% to pass as printed, open twelve months after passing the journeyman examination, with direct registration, no pre-approval, and an annual $75.00 license filed after passing. This program in the PassProfessor catalog prepares candidates for the master examination’s design, systems, and isometric-analysis weight.
Status: in the works — enrollment is not yet open.
Wisconsin Master Plumber Exam Prep
Wisconsin master plumber licensing under DSPS and Wis. Stat. ch. 145: the responsible-charge tier — no plumbing installed without a licensed master in charge, and no plumbing contractor license behind it — examined through Pearson VUE after DSPS pre-approval through LicensE, in two open-book parts on SPS 381–386, Wisconsin’s own state-written plumbing code, at 70% or greater in each part. This program in the PassProfessor catalog prepares candidates for the Wisconsin master examination on the Wisconsin code.
Status: in the works — enrollment is not yet open.
Illinois Plumber’s License
Illinois Plumber’s License Exam Prep
Illinois examines a single individual plumbing license — there is no journeyman or master class — under the Illinois Department of Public Health, graded by the Board of Plumbing Examiners, on the state-written Illinois Plumbing Code at 77 Ill. Adm. Code Part 890. The examination runs in three parts: a Knowledge Assessment, a Construction Drawings or Plans part, and a hands-on Practical Application Assessment taken with the candidate’s own tools and materials. Passing requires an average of 75 or above AND 61 or above on each part, with parts graded to 100 points. Preparation has to match that shape: written study serves the Knowledge Assessment directly, while the drawings part and the hands-on part also demand practice with real plans and real tools in hand. This program in the PassProfessor catalog prepares candidates for the Illinois examination and its state delta.
Status: in the works — enrollment is not yet open.
Plumbing Contractor and Administrator Programs
Alaska Mechanical Administrator — Plumbing (Unlimited Commercial and Industrial Plumbing and Residential Plumbing and Hydronic Heating) Exam Prep
Alaska’s top examined plumbing credential is the Mechanical Administrator license — there is no Alaska Master Plumber license — issued by the Department of Commerce, Community, and Economic Development and examined through PSI at 100 questions in 240 minutes, open book, passed at a score of at least 70 percent on the 2018 Uniform Plumbing Code as Alaska adopted it. This program in the expanding PassProfessor catalog covers both plumbing categories in one program.
Status: in the works — enrollment is not yet open.
Idaho Plumbing Contractor Exam Prep
Idaho has no master plumber license — its top tier is the Plumbing Contractor certificate of competency, issued by the Idaho Plumbing Board within the Division of Occupational and Professional Licenses. The contractor examination is a single open-book sitting of 100 questions in four hours, passed at 75 percent, with 60 questions drawn from DOPL’s Contractor’s Business and Law Reference Manual alongside sizing and code-chapter questions tested on the 2015 Uniform Plumbing Code as Idaho adopted it. This program in the PassProfessor catalog prepares candidates for that sitting.
Status: in the works — enrollment is not yet open.
Indiana Plumbing Contractor Exam Prep
Indiana has no Master Plumber license: the Plumbing Contractor is the top examined tier, licensed by the Indiana Plumbing Commission with Prov administering the examination to approved candidates. Preparation turns on Indiana’s adopted code — the 2012 Indiana Plumbing Code at 675 IAC 16-1.4, built on the 2006 International Plumbing Code with Indiana amendments — and on a qualification standard of at least 6,400 documented hours over at least four years. The examination is multiple choice only, licenses run to December 31 of odd years, and renewal carries no continuing-education requirement. Candidates are approved by the Commission before they register for a sitting, and the program treats the Commission’s rules and the adopted code — not secondary summaries of either — as the preparation standard. This program in the PassProfessor catalog prepares candidates for that examination and for the Indiana code framework beneath it.
Status: in the works — enrollment is not yet open.