[05·MAINTAIN · CERTS]
National specialty certifications
Eleven specialty certifications most commonly named by employers in the skilled trades. These are national, separate from state continuing-education requirements, and often required regardless of state license. Each card links to the issuing authority for the current fee and renewal cycle.
HVAC Technician
EPA Section 608
US Environmental Protection Agency
Electrician
NEC Code Updates
NFPA 70 National Electrical Code
Electrician · HVAC Technician · Machinist
NFPA 70E Arc Flash
NFPA
Electrician · Plumber · HVAC Technician +2
OSHA 10 Construction
OSHA Training Institute
Electrician · Plumber · HVAC Technician +2
OSHA 30 Construction
OSHA Training Institute
HVAC Technician
NATE Certification
North American Technician Excellence
Electrician · Plumber · HVAC Technician +2
NCCER Craft Certifications
National Center for Construction Education and Research
HVAC Technician · Plumber · Industrial Maintenance Technician
Asbestos Worker / Abatement
Varies — see state matrix
Carpenter · Plumber · Electrician +1
EPA RRP Renovator (Lead-Safe)
US EPA + 15 state-authorized programs
Carpenter · Plumber
Lead-Based Paint Abatement Worker
US EPA + 41 state-delegated programs
Plumber · Industrial Maintenance Technician
UST Installer / Remover
Varies — see state matrix
Fees, renewal cycles, and approved-provider lists change frequently — always verify with the issuing authority before paying. ← Back to Continuing Education