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Skilled trades & compliance

Trade and workplace-compliance credentials — OSHA 10/30, EPA 608 (HVAC refrigerant), CDL, and apprenticeship on-ramps.

OSHA 10 / OSHA 30 (Outreach Training) Low cost Certificate
OSHA-authorized providers
Workplace-safety training that many construction and general-industry jobs require. OSHA 10 for workers, OSHA 30 for supervisors. Use an OSHA-authorized provider only.
✓ Widely required workplace-safety card (construction/general industry)
Go to the official issuer →
EPA Section 608 Technician Certification Low cost Certification
EPA-approved organizations
Federally required to buy or handle refrigerants — essential for HVAC/R work. Free study materials abound; the exam fee is small.
✓ Legally required to handle refrigerants (HVAC)
Go to the official issuer →
Commercial Driver's License (CDL) Low cost License / permit
State DMVs (+ ELDT-registered training)
The license for driving trucks/buses commercially. Requires federally-mandated Entry-Level Driver Training (ELDT) from a registered provider, then a state exam. Many carriers pay for training.
✓ Federal/state license for commercial driving
Go to the official issuer →
NCCER — Construction Craft Credentials Low cost Certification
National Center for Construction Education & Research
NCCER's curriculum and credentials are the industry standard for construction trades (electrical, plumbing, welding, heavy equipment) — portable across employers and states.
✓ The standardized, portable construction-trades credential
Go to the official issuer →
ASE — Automotive Service Excellence Low cost Certification
National Institute for Automotive Service Excellence
The recognized credential for automotive technicians — a series of exams by specialty (engines, brakes, electrical…). The mark shops and customers trust.
✓ The standard certification for auto technicians
Go to the official issuer →
AWS Certified Welder Low cost Certification
American Welding Society
A performance-based welding certification from the American Welding Society — you weld to a code and it's tested. The recognized proof of welding skill.
✓ The standard performance-based welding credential
Go to the official issuer →
NATE — HVAC Technician Certification Low cost Certification
North American Technician Excellence
The largest non-vendor certification for HVAC/R technicians — recognized across the industry and often paired with EPA 608.
✓ The leading HVAC/R technician certification
Go to the official issuer →