Article Index

Colorado Contractor Licenses

State Licenses

Select a license to view its requirements, definition, exams, books, and classes.

Residential Wireman

A residential wireman install, electrical apparatus and equipment for wiring one-, two-, three-, and four-family dwellings.

Journeyman Wireman

A Journeyman Wireman may install, and repair electrical apparatus and equipment for electric light, heat, and power, and for other purposes, in accordance with standard rules governing the work.

Master Electrician

Master Electrician work includes the installation and repair of wiring apparatus and equipment for electric light, heat, and power, and for other purposes, in accordance with standard rules governing the work, such as the national electrical code.

Journeyman Plumber

A Journeyman Plumber engages in or works at the actual installation, alteration,repair, and renovation of plumbing in accordance with the standards and rules established by the board.

Residential Plumber

A Residential Plumber may install plumbing and equipment in one-, two-, three-, and four-family dwellings, which dwellings shall not extend more than two stories aboveground.

Master Plumber

A Master Plumber may install and repair plumbing apparatus and equipment including the supervision of such in accordance with the standards and rules established by the board.