Mechanical Contractor License
Mechanical Contractor means a person that undertakes or performs, with or for another, any mechanical installation, alteration, repair or other work in the city for which a mechanical permit from the city is required under this code. Mechanical contractor does not include subcontractors working for and under the supervision of a mechanical contractor licensed by the city or a homeowner performing work upon the owner's residence, or a building or structure accessory thereto, which is intended for the owner's personal use.
- No person shall perform any work as a mechanical contractor in the city without first obtaining a mechanical contractor license to perform such work.
- No mechanical permit shall be issued for work to be done by a person who does not have a valid, current mechanical contractor’s license as required by the city for the type of work to be performed, except for a homeowner performing work on their own home.
- Any person holding a valid plumbing contractor’s license may perform the installation of fuel gas piping without first obtaining a mechanical contractor license.
- Complete a City of Boulder Contractor Licensing Application
- Provide a copy of your International Code Council (ICC) certification.
- Provide a current copy of a Certificate of Insurance as required by BRC 4-1-8.
- Pay the annual licensing fees as required by BRC 4-20-13.
- Class A: entitles the licensee to undertake or perform any work covered by the city mechanical code and fuel gas codes.
Class B: entitles the licensee to undertake or perform work covered by the mechanical code and fuel gas codes for commercial and dwelling units except for work associated with commercial kitchen hoods and ventilation systems, and installations or repairs in an “H” or “I” occupancy as defined in the city building code.
- Class C: entitles the licensee to undertake or perform work covered through the city residential mechanical code for one- and two-family dwellings and town homes.
- Class D: entitles the licensee to undertake or perform installation, servicing and repair of commercial kitchen hoods and kitchen ventilation systems.
- Class E: entitles the licensee to undertake or perform boiler, water heaters and hydronics installations covered in the city mechanical code and fuel gas codes.
New License applicants: Any person, agency or company wishing to become a City of Boulder licensed mechanical contractor must provide a professional criterion that demonstrates competency in, or knowledge of, the International Mechanical Codes. Proof of professional criteria includes:
- Class A: ICC Standard Mechanical Contractor A Certification.
- Class B: ICC Standard Mechanical Contractor B Certification.
- Class C: ICC Standard Mechanical Contractor C Certification.
- Class D: Any Class A or B License.
- Class E: Any of the Class A, B, C or D License.