| USA |
Above Ground Storage Tank Inspector |
| USA |
Class U, Manufacture of pressure vessels |
| USA |
Class S, Manufacture and assembly of power boilers |
| USA |
Class R, Repair and/or alterations |
| USA |
Class S,U Registration with the National Board of Boiler and Pressure Vessel Inspectors |
| Alabama |
BC: Building Construction and Work Incidental Thereto; Fire Prevention/Alarm Systems |
| Alabama |
Electrical Contractor |
| Arkansas |
Building, Electrical, Specialty; Boiler Construction & Repair, Pollution or Dust Control, Process Piping, Valve Repair |
| Arkansas |
Boiler Installation |
| Arizona |
L-11, Electrical |
| Arizona |
B-01, General Commercial Contractor |
| California |
B-General Building Contractor; C10 Electrical, C39 Roofing |
| Colorado |
A state contractor’s license is not required. |
| Delaware |
Master Electrician |
| District of Columbia |
A state contractor’s license is not required. |
| Florida |
Certified General Contractor |
| Florida |
Certified Roofing Contractor |
| Florida |
Electrical Contractor |
| Georgia |
Commercial Contractors 03 |
| Georgia |
Electrical Contractor Class 2 |
| Illinois |
Roofing Contractor License |
| Illinois |
Boiler & Pressure Vessel Repairer |
| Illinois |
A state contractor’s license is not required.
Contractor’s licenses are held at local jurisdictions.
|
| Indiana |
Roofing Unlimited |
| Indiana |
1761.04 & 1711.05 Roofing Sheet Metal |
| Indiana |
A state contractor’s license is not required.
Contractor’s licenses are held at local jurisdictions.
|
| Iowa |
General Contractor |
| Iowa |
Agency/Servicer’s License (Weights License) |
| Kansas |
Type G; Class C Building Contractor |
| Kentucky |
A state contractor’s license is not required.
Contractor’s licenses are held at local jurisdictions.
|
| Kentucky |
Certified Electrical Contractor |
| Northern Kentucky |
Electrical Contractor A |
| Louisiana |
Install, Move and Reinstall Boilers |
| Louisiana |
Building Construction; Heavy Construction; Specialty Roofing & Sheet Metal Siding; Electrical Work (Statewide) |
| Maine |
A state contractor’s license is not required. |
| Massachusetts |
A state contractor’s license is not required. |
| Michigan |
Electrical Contractor |
| Michigan |
A state contractor’s license is not required for commercial construction projects. |
| Minnesota |
Electrical Contractor |
| Minnesota |
A state contractor’s license is not required for commercial construction projects. |
| Mississippi |
Building; Heavy Construction; Electrical; Fire Sprinkler Work, Alarm Systems/Access Systems/Security |
| Missouri |
A state contractor’s license is not required.
Contractor’s licenses are held at local jurisdictions.
|
| Nebraska |
Electrical Contractor |
| Nebraska |
A state contractor’s license is not required. |
| Nevada |
C14 Steel Reinforcing & Erection/Sub H: Prefabricated Steel Structures |
| Nevada |
C33 Installing Industrial Machinery |
| Nevada |
C2A Electrical Wiring |
| New Jersey |
A general contractor’s license is not required at the state level. Contractor’s licenses are held at local jurisdictions. |
| New Mexico |
General Building, GB98 |
| New York |
A state contractor’s license is not required. |
| North Carolina |
Building |
| North Carolina |
Electrical Contractor, Unlimited |
| North Dakota |
Class A Contractor |
| Ohio |
Boiler Installation, Major Repairs and Modifications |
| Ohio |
Electrical Contractor |
| Ohio |
A state contractor’s license is not required. |
| Oklahoma |
Electrical Contractor |
| Oklahoma |
Boiler & Pressure Vessels; Scope: Welding, Routine Repairs, Service, Install, Quality Control Manual. |
| Oklahoma |
Electrical Contractor |
| Oklahoma |
A state contractor’s license is not required. |
| Oregon |
General Contractor/All Structures |
| Pennsylvania |
A state contractor’s license is not required.
Contractor’s licenses are held at local jurisdictions.
|
| Rhode Island |
A state contractor’s license is not required for commercial construction projects. |
| South Carolina |
BD5 General Building |
| South Carolina |
Mechanical Contracting; EL5 Electrical |
| South Dakota |
A state contractor’s license is not required for commercial building construction. |
| Tennessee |
BC-C Building Construction Industrial; CE-B Statewide Electrical Work for Buildings and Structures; CMC Mechanical Contractor |
| Tennessee |
Erection, Alteration and/or Repair of Boiler and Pressure Vessels |
| Texas |
A state contractor’s license is not required.
Contractor’s licenses are held at local jurisdictions.
|
| Utah |
B100 Contractor |
| Vermont |
A state contractor’s license is not required. |
| Virginia |
BLD Building; CIC Commercial Improvement; EMC Equipment/Machinery; VCC Vessel Construction; ELE Electrical |
| Washington |
Construction Contractor General |
| West Virginia |
Electrical Contractor |
| Wisconsin |
Electrical Contractor |
| Wisconsin |
A state contractor’s license is not required. |
| Wyoming |
A state contractor’s license is not required for commercial building construction. |