Trade certifications

Roofer Certifications Beyond Licensing

State and local licenses tell you whether a contractor can operate in roofer work, but they rarely show specialty depth. These certifications highlight safety training, manufacturer authorization, code knowledge, diagnostic skill, and third-party trade credentials homeowners can ask to verify before hiring.

Updated 2026-06-097 credentialsEspañol

Credentials to verify

Haag Certified Inspector - Residential Roofs

Haag Education

5 years
What it proves
This roof inspection credential verifies storm damage recognition, shingle and roof-system assessment, hail and wind indicators, inspection documentation, photos, and report discipline. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Roofing estimators, supervisors, and consultants evaluating storm or insurance claims.
How to verify
Ask for the Haag HCI-R number and verify through Haag Education credential resources.

NRCA ProCertification Asphalt Shingle Systems Installer

National Roofing Contractors Association

3 years
What it proves
This roofing credential verifies hands-on asphalt shingle installation, underlayment, flashing, ventilation, fastener placement, roof accessory integration, safety, and system workmanship. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Roofing installers and crew leads installing asphalt shingle roof systems.
How to verify
Ask for the NRCA ProCertification credential and verify the installer through NRCA certification records.

GAF Master Elite Contractor

GAF

Annual program status
What it proves
This manufacturer credential verifies that a roofing firm meets GAF program requirements for training, insurance, reputation, installation practices, and enhanced warranty eligibility. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Roofing firms selling GAF systems and enhanced manufacturer warranty options.
How to verify
Search the company in GAF's contractor locator and confirm the warranty level offered in writing.

Owens Corning Platinum Preferred Contractor

Owens Corning

Annual program status
What it proves
This manufacturer credential verifies that a roofing firm meets program standards for product training, insurance screening, business standing, workmanship expectations, and warranty eligibility. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Roofing companies installing Owens Corning roof systems with extended warranties.
How to verify
Search the company in the Owens Corning contractor locator and match the proposed warranty tier.

CertainTeed SELECT ShingleMaster

CertainTeed

Annual program status
What it proves
This manufacturer credential verifies roofing product knowledge, installation training, credentialed workforce requirements, business qualifications, and eligibility for stronger CertainTeed warranty programs. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Roofing and exterior firms installing CertainTeed shingle systems.
How to verify
Search CertainTeed's contractor locator and ask the contractor to identify the exact warranty available.

EPA Lead-Safe Certified Renovator (RRP)

U.S. Environmental Protection Agency

5 years; some online refresher paths renew for 3 years
What it proves
This lead-safe credential covers containment, prohibited practices, warning signs, cleaning verification, recordkeeping, and occupant protection when renovation disturbs paint in pre-1978 housing. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Any renovator disturbing painted surfaces in pre-1978 housing or child-occupied facilities.
How to verify
Ask for the renovator course certificate and firm certificate; search EPA certified firms at https://cfpub.epa.gov/flpp/pub/index.cfm.

OSHA 30-Hour Construction

OSHA Training Institute Education Centers

No federal expiration; many employers refresh every 3-5 years
What it proves
This advanced safety credential covers construction hazard recognition, fall protection, excavation, scaffolds, electrical safety, PPE, health hazards, recordkeeping concepts, and supervisor-level prevention planning. It signals that the person or firm completed a recognized exam, training, or credentialing process and can explain the documented methods behind the work. It does not replace state licensing, permits, insurance, or manufacturer warranty requirements.
Who should have it
Owners, supervisors, foremen, estimators visiting job sites, and lead installers.
How to verify
Ask for the OSHA 30 card, completion date, and training provider; require a recent refresher for high-risk work.
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