A-1 Unlimited Commercial Only issued to contractors with experience in building high-rise construction. The experience must be listed on the application and attach any ICC certifications held by registrant or employees.
A-2 Limited Commercial Limited to 2-story commercial or 4-story R occupancies. The experience must be listed on the application and attach any ICC certifications held by registrant or employees.
A-3 Residential New construction and includes remodel.
A-4 Commercial/Residential remodel includes remodel for improvements, remodels and repairs of Group R-3 or U occupancies and commercial or industrial properties. Work performed may not exceed more than 30 percent of the area of the original structure.
B Plumbing Contractor must provide State of Colorado contractor’s and master’s licenses. May also perform work in the Class C mechanical category and may do work in the right of way provided the registrant is able to comply with the requirements of a Class D Municipal registration.
C Mechanical Contractor may perform all mechanical work. May not perform work in the class B Plumbing category other than installation, modification and/or repair of gas lines. May not install water heaters.
D Municipal Contractor May take permits and contract for work in the public right of way or on private property. This work includes installation of sewer, water, storm drains, and service lines and includes excavation and backfilling of trenches or installation of asphalt or concrete paving, curbs, gutters and sidewalks. A Class D Municipal contractor will be required to fulfill additional insurance requirements as specified by the City of Lakewood.
E Electrical Contractor must provide State of Colorado contractor’s and master’s licenses.
Specialized. The below special categories of work may be performed on both residential and commercial properties.
5A Concrete includes retaining walls but does NOT include work in the public way.
5B Demolition demolish and deconstruction
5C Drywall-lath plaster
5D Elevator Installation and repair NOT including electrical
5E Excavating/grading does not include work in public way.
5F Fence
5G Masonry and fireplace
5H Roofing and Waterproofing
5I Siding
5J Sign
5K Steel-iron-sheet metal
5L Swimming Pool
5M Framing
5N Low Voltage
5O Miscellaneous please contact the Permit Counter at 303-987-7500 if you do not see your classification listed.
5P Insulation