That is why the legislature delegates authority to the agency in charge. (eatdrinkpolitics.com)
They resemble «legislative history» documents, though they are perhaps even more authoritative, because they are issued at the time of, and as part of, the final rule signed by the head of the agency or another senior official with delegated authority from the agency head. (transportation.gov)
Supervises day - to - day work activities by delegating authority, assigning and prioritizing activities, and monitoring compliance to operating standards (livecareer.com)