| 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 |