Find the contractor licensing answers you need before you bid
Search the Contractor State Licensing Information Directory (CSLID) to check requirements, fees, regulators, and reciprocity across all 53 U.S. jurisdictions.
Everything in the print CSLID, made faster to search, compare, and use in real work.
Start with your state
Check licensing thresholds, boards, fees, bond requirements, and reciprocity for every U.S. state and territory.
Know if licensure is triggered
See the key threshold, work categories, and regulator before you waste time on the wrong application path.
Compare states fast
Use side-by-side comparisons for fees, license types, prequalification, and reciprocity rules.
Built for contractors
Answer the questions that matter before you bid: do we need a license, what does it cost, and who regulates this job?
Built for regulators and researchers
Compare exam requirements, classifications, bond rules, and board structures without rebuilding the spreadsheet every time.
2026 edition, kept current
Start with the 2026 edition of the CSLID, then stay current as licensing information is updated annually.
Workflow-ready
Move from question to answer with guided workflows for reciprocity checks, application planning, and multi-state bid readiness.
Ask in plain English
Ask AI for fast answers, with responses grounded in the directory and cited back to the source page.
Get the directory teams use to answer licensing questions with less guessing and less backtracking.
Search all 53 jurisdictions, compare rules across states, and ask plain-English questions with answers grounded in NASCLA’s source material, starting with the 2026 edition and continuing with updated information over time.