Contractor License Requirements in Delaware

Delaware does not require a state-level general contractor license. However, certain specialty trades such as electricians and plumbers must be licensed. Many local jurisdictions in Delaware have their own contractor registration and licensing requirements that may be more stringent than state-level regulations. Delaware does not require a state-level general contractor license. However, electricians, plumbers, and HVAC mechanics must hold state licenses. Sussex County and some municipalities require contractor registration. Always verify local requirements.

Important

Never hire a contractor who cannot provide a valid license number. A legitimate contractor will have no hesitation sharing their license credentials for you to verify independently. If a contractor refuses, discourages you from checking, or makes excuses, treat that as a serious red flag.

Visit the Delaware Division of Professional Regulation website to verify any contractor's license before hiring.

Delaware does not currently have reciprocal contractor licensing agreements with other states. Contractors licensed in other states must apply for a new Delaware license through the standard application process. Some states may credit out-of-state experience toward licensing requirements -- contact the Delaware Division of Professional Regulation for details.