Construction Trade Exam Research Area

Residential, Commercial and Industrial Roofing

Apply for the License

Illinois Department of Professional Regulation ™
320 West Washington Street, 3rd Floor
Springfield, IL 62786
Phone: (800)  560-6420
Licensing Web Link

Exam Administrator

Continental Testing Services, Inc. ™
547 South La Grange Road
LaGrange, IL 60525
Phone: (708) 354-9911
Registration Web Site

Exam Type


Exam Content

Subject Areas# of
Safety and Employee Protection 25
General Roofing Preparations, Decks and Membranes 20
Roofing Materials and Steep-Slope Systems 40
Low-Slope Roofing Systems 15
Measurement and Estimating 9
Non-Residential Roofing Systems 16

Total number of test questions: 125
Time allowed (hours): 2.5
You must pass the Residential exam before you can take the Commercial and Industrial exam


Reference Books

1. NRCA Roofing Manual: Architectural Metal Flashing, Condensation Control and Reroofing, 2014, NRCA Buy at Amazon
2. NRCA Roofing Manual: Membrane Roofing Systems, 2015, NRCA Buy at Amazon
3. NRCA Roofing Manual: Metal Panel and SPF Roof Systems, 2016, NRCA Buy at Amazon
4. NCRA Roofing Manual: Steep-Slope Roof Systems,2017, NRCA Buy at Amazon
5. NRCA Roofing and Waterproofing Manual, 2005, NRCA Buy at Amazon
6. NRCA Repair Manual for Low-Slope Membrane Roof Systems, 2007 (Revises 1997), NRCA Buy at Amazon
7. NRCA Safety Manual, 3rd Edition, NRCA Buy at Amazon
8. NRCA Pocket Guide to Safety, 2015, NRCA Buy from Publisher


Additional Reference

1. Roofing Construction and Estimating, 1995, Daniel Atcheson Buy at Amazon
Study materials are currently NOT available for this exam

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