AHJ (Authority Having Jurisdiction)

The Authority Having Jurisdiction (AHJ) is the official or organization responsible for enforcing safety, building codes, regulations, and standards within a specific area or jurisdiction. This could be a local government agency, fire marshal, building inspector, or other regulatory body. The AHJ reviews plans, approves installations, and ensures that construction and systems meet legal requirements to protect public safety and property. Their role is essential in maintaining compliance and ensuring that projects are safe, lawful, and properly certified before use or occupancy.