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Guides for Contractors and Tradespeople

State rules for licenses, liens and insurance, plus the national cards and costs that come with running a trade business.

Licensing and compliance

Contractor licenses by stateThreshold, fee and board for all 51 jurisdictions
Mechanics lien deadlinesNotice, filing and suit deadlines for 15 states, with a calculator
Insurance and bond requirementsBond, general liability and workers' comp by state
Certificate of insuranceWhat an ACORD 25 shows and what to check

Safety and certification

OSHA 10Worker course; 6 states require it on some jobs
OSHA 30Supervisor course, hours and expiration
EPA 608Refrigerant certification types I, II, III, Universal

Running the business

Start a construction businessLLC fees, license, bond, insurance
Field service software prices9 apps, published prices and which ones hide them
Jobber pricingPlans and per-user cost
Housecall Pro pricingBasic price and hidden tiers
ServiceTitan pricingPrice not published