Multi-State Contractor Licensing: The Compliance Layer That Limits Where You Can Work

Every US state regulates construction contractors differently — some require license per trade, some by dollar threshold, some by project type. For contractors expanding into a new state, licensing can be the first-order barrier to entry. Here is how contractor licensing works across major states, the reciprocity framework (what little of it exists), and the practical playbook for getting licensed before you need to bid.