Plumber License Guide

Plumber License Guide for Every State in 2022

Within the U.S., there are variations on what’s required to attain a plumber license. This includes differences in cost and who issues the license in each state.

Some states allow transferring a license from specific other states, this is called reciprocity. Others require licensed plumbers from other states to start fresh and apply for a unique license for that state.

This complete guide will provide:

  • An overview of every U.S. state’s requirements for quick reference
  • A link to each state’s issuing body for a plumber license
  • Notice of testing requirements to receive a plumber license
  • Any costs required when applying in each state

Plumber License Requirements by State

State Issuing Body Exam Required Reciprocity Agreement Costs
Alabama Alabama Plumbers & Gas Fitters Examining Board Yes No Certificate Fee: $75-$175
Application Fee: $35-$50
Exam Fee: $110-$160
Alaska Regulation Of Mechanical Administrators Yes N/A Application Fee: $150
License Fee: $200
Arizona Arizona Registrar of Contractors Yes N/A Application Fee: $100-$200
License Fee: $270-$580
Arkansas Arkansas Department of Health – Plumbing & Natural Gas Yes N/A Application Fee: $0-$150
License Fee: $25-$200
California Contractors State License Board Yes Yes Application Fee: $450
License Fee: $200-$350
Colorado Colorado Division of Professions and Occupations, Plumbing Board Yes N/A Online Portal
Connecticut Department of Consumer Protection Yes N/A License Fee: $90-$150
Delaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners Yes Yes License Fee: $153
Florida Department of Business and Professional Regulation Yes N/A Application Fee: $145-$245
Georgia State Construction Industry Licensing Board, Division of Master and Journeyman Plumbers Yes No Application Fee: $30-$50
Hawaii Professional Vocational Licensing – Board of Electricians and Plumbers Yes Yes Application Fee: $40
Idaho Division of Building Safety Yes Yes Application Fee: $22.50
Illinois Illinois Department of Public Health Yes Yes Application Fee: $175-$225
Indiana Indiana Plumbing Commission Yes Yes Application Fee: $30-$50
License Fee: $15-$100
Iowa Iowa Plumbing and Mechanical Systems Board Yes Yes Application Fee: $25
License Fee: $25-$125
Kansas No Statewide Plumbing Licensing* N/A N/A N/A
Kentucky Department of Housing Buildings and Construction Yes N/A Journeyman License: $60
Master License: $250
Louisiana State Plumbing Board of Louisiana Yes Yes Exam Fee: $135
Application Fee: $75
Maine Office of Professional and Occupational Regulation Yes N/A License Fee: $200
Criminal Background Check Fee: $21
Maryland Maryland Board of Plumbing Yes Yes Application Fee: $15-$70
Massachusetts The Board of Registration of Plumbers and Gas Fitters Yes N/A Exam Fee: $31
License Fee: $52
Michigan Department of Licensing and Regulatory Affairs Yes N/A License Fee: $40
Minnesota Department of Labor and Industry Yes Yes Application Fee: $50
Mississippi Mississippi State Board of Contractors Yes Yes Application Fees: $50-$400
Missouri No Statewide Plumbing Licensing* N/A N/A N/A
Montana Montana Board of Plumbers Yes Yes Application Cost: $270
Nebraska No Statewide Plumbing Licensing* N/A N/A N/A
Nevada Nevada Board of Plumbing Examiners Yes N/A Application Fee: $125
New Hampshire Mechanical Safety and Licensing Board Yes N/A Application Fee: $90-$310
New Jersey State Board of Examiners of Master Plumbers Yes Yes Application Fee: $100
New Mexico Mechanical Plumbing Bureau Yes N/A N/A
New York No Statewide Plumbing Licensing* N/A N/A N/A
North Carolina State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors Yes N/A License Fee: $150
North Dakota North Dakota State Plumbing Board Yes Yes License Fee: $150-$250
Ohio Ohio Construction Industry Licensing Board Yes N/A Application Fee: $50
Oklahoma Construction Industries Board Yes Yes Application Fee: $75-$330
Oregon Building Codes Division Yes Yes Application Fee: $100
Pennsylvania No Statewide Plumbing Licensing* N/A N/A N/A
Rhode Island Division of Professional Regulation Yes N/A Application Fee: $72-$240
South Carolina Contractor’s Licensing Board Yes Yes Application Fee: $175-$350
South Dakota South Dakota Plumbing Commission Yes Yes Application Fees: $205-$375
Tennessee Department of Commerce and Insurance Yes N/A Application Fee: $75
Texas Texas State Board of Plumbing Examiners Yes N/A License Fee: $40
Utah Division of Occupational and Professional Licensing Yes Yes Application Fee: $116
Vermont Department of Public Safety, Division of Fire Safety Yes N/A Application Fee: $50-$120
Virginia Department of Professional and Occupational Regulation Yes Yes Application Fee: $130
Washington Washington State Department of Labor and Industries Yes Yes Exam Fee: $189.90
Certification Fee: $156.70-$228
West Virginia Division of Labor Yes Yes Application Fee: $75
Wisconsin Department of Safety and Professional Services Yes N/A License Fee: $138.75-$180
Wyoming No Statewide Plumbing Licensing* N/A N/A N/A

For the states without statewide electrical licensing, you’ll still need a license. The issuer would be a regional or local office within that state where you intend to operate.

Also, if you’re looking to fill out your team with licensed plumbers, download our FREE Plumbing Hiring Guide for all of the best recruiting tips!

Download Now

Want to get updates about the latest content, industry news and business tips? Sign up to receive our emails!