How to Install a Subpanel in a Detached Garage: Code-Compliant Guide
Installing a subpanel in a detached garage follows different NEC rules than work on an attached addition — specifically NEC Article 225, which governs outside branch circuits and feeders for separate structures. Most homeowners with main panel experience hit a wall at the detached-specific requirements: the mandatory 4-wire feeder, separate grounding electrode system, correct breaker…
