Get licensed. Stay licensed.
Every code, certification, license, and insurance requirement that governs the trades — in one place. The same requirement can matter to you two ways: as a credential for your career, and as something your company needs to operate. Filter by your trade, your level, and which lens you're looking through.Licensing by trade + state · expanding
Certifications that move you up
The cards, certs, and licenses that get you hired and take you from apprentice to journeyman to master — EPA 608, OSHA 10/30, NABCEP, and the licensing your trade requires.
Show career credentials →What it takes to operate legally
The licensing, insurance, and compliance you need to stand up and run a shop — contractor and business licenses, general liability, workers' comp, bonding, and the codes you're inspected against.
Show company requirements →See what's relevant to you. Add your trade, level, and the certs you already hold to your Trade Card — we'll surface the credentials and training that matter for where you are and where you're headed.
Build your Trade Card →LEED
LEEDThe most widely used green building rating system, certifying the design, construction, and operation of high-performance buildings.
ENERGY STAR
ENERGY STARGovernment-backed program certifying energy-efficient products, homes, and buildings.
RESNET HERS Index
HERSThe industry-standard score for residential energy efficiency, governed by RESNET.
BPI Certification
BPIProfessional certifications for home energy auditing and building-performance contracting.