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Colorado

Colorado
License Exam Preparation

General Info
Colorado requires a state-wide license for electricians and plumbers.  Although no state license is required for general contracting, licensing may be required on a city or county level, including but not limited to: Colorado Springs, Pikes Peak, Grand Junction, and Denver areas.
Reciprocity
Electrical - Colorado has electrical journeyman reciprocal license agreements with Alaska, Arkansas, Minnesota, Montana, Nebraska, New Hampshire, New Mexico, North Dakota, Oklahoma, South Dakota, Utah, Washington and Wyoming.  Reciprocal license applications are available at THIS LINK.
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Statewide Classifications

 
 

Electrical

ME

Master Electrician

JW

Journeyman Electrician

RW

Residential Wireman

 
 

Plumbing

MP

Master Plumber

JP

Journeyman Plumber

RP

Residential Plumber

 

City and County of Denver

 
 

General Builder

204

General Building Contractor (A)

205

Building Contractor (B)

206

Residential Building Contractor (C)

 
 

Electrical

377

Electrical Signal Supervisor

379

Elevator Supervisor

380

Journeyman Electrical Signal Operator

490

Access Control Supervisor

494

Electrical Sign Supervisor

 
 

Mechanical

221

Heating and Venting Class A Supervisor

222

Heating and Venting Class B Supervisor

223

Heating and Venting Journeyman

224

Refrigeration Class A - Supervisor Certificate

225

Refrigeration Class B - Supervisor Certificate

226

Refrigeration Journeyman

228

Refrigeration Operator

227

Stationary Engineer

351

Hot Water Supervisor

352

Journeyman Steam Fitter

353

Steam and Hot Water Supervisor

354

Boiler Operator Class A

355

Boiler Operator Class B

356

Boiler Supervisor

357

Boilermaker Journeyman

488

Gas Service Supervisor

489

Gas Service Journeyman

 
 

Fire Protection

486

Supervisor Class A

485

Supervisor Class B

487

Supervison Class C

 

Pikes Peak Regional

 
 

Building Contractor

A-1

General Commercial

A-2

General Commercial (Except Groups A, E or I)

B-1

Limited Commercial (Except Groups A, E, I or H)

B-2

Limited Commercial (Non Structural Remodeling)

C

Home Builder

D-1

Specialties Trades (Roofing, Glazing, Stucco, etc.)

E

Maintenance and Remodeling (Residential)

 
 

Mechanical

A

Contractor - Class A (Commercial)

 

Additional Notes

Trades with this background are for information and free books only.

Green bullets or trade codes indicate a recently updated page.
Trade codes refer to ICC exam ID numbers.

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