100+ Free NM GS-21 Roofing Contractor Practice Questions
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Key Facts: NM GS-21 Roofing Contractor Exam
75%
Passing Score (Each Section)
PSI / NM CID
100 Q
Practice Questions
OpenExamPrep
110 Q
Exam Questions (60+50)
PSI
$68.88
Exam Fee
PSI
2 yrs
Experience Required
NM CID
New Mexico requires GS-21 roofing contractors to pass a PSI-administered open-book exam with a 60-question trade section and a 50-question business & law section, each requiring 75%. Two years of roofing experience is required.
About the NM GS-21 Roofing Contractor Exam
The New Mexico GS-21 Roofing Contractor exam is administered by PSI and consists of a 60-question trade section (150 minutes) and a 50-question business and law section (130 minutes). Both sections are open-book and require a 75% passing score. Topics include estimating, plan reading, surface preparation, steep and low slope roofing, BUR, waterproofing, components, and safety.
Questions
60 trade + 50 business & law scored questions
Time Limit
150 min (trade) + 130 min (B&L)
Passing Score
75% on each section
Exam Fee
$68.88 (PSI / NM Construction Industries Division)
NM GS-21 Roofing Contractor Exam Content Outline
Roofing Systems
Steep-slope and low-slope roofing systems, built-up roofing (BUR), waterproofing, and repair methods
Estimating & Plan Reading
Roof area calculations, material takeoffs, blueprint reading, waste factors, bid preparation, and specifications
Surface Prep & Planning
Deck inspection, surface preparation, moisture testing, existing roof assessment, and project planning
Components & Materials
Flashing, fasteners, insulation, underlayment, ventilation, drains, edge details, and material storage
Safety & OSHA
Fall protection, scaffolding, hazard communication, hot material handling, personal protective equipment
State Law & Business
NM Construction Industries Division regulations, licensing, lien law, contracts, insurance, and bonding
How to Pass the NM GS-21 Roofing Contractor Exam
What You Need to Know
- Passing score: 75% on each section
- Exam length: 60 trade + 50 business & law questions
- Time limit: 150 min (trade) + 130 min (B&L)
- Exam fee: $68.88
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
NM GS-21 Roofing Contractor Study Tips from Top Performers
Frequently Asked Questions
What does the New Mexico GS-21 roofing contractor exam cover?
The NM GS-21 exam covers estimating and plan reading, surface preparation and planning, steep and low slope roofing (including BUR and waterproofing), roofing components, safety, and NM business and law. It has a 60-question trade section and a 50-question B&L section.
What is the passing score for the NM GS-21 roofing exam?
You must score at least 75% on each section separately — the 60-question trade section and the 50-question business and law section. Both are open-book.
How much does the NM GS-21 roofing exam cost?
The exam fee is $68.88 per attempt, paid to PSI when scheduling. Additional fees apply for the license application through the NM Construction Industries Division.
What experience is required for the NM GS-21 roofing license?
New Mexico requires a minimum of 2 years of verifiable roofing experience to qualify for the GS-21 Roofing Contractor license. You must also pass both sections of the PSI-administered exam.