15 C.F.R. § 700.61
Rating authorizations
(a) A rating authorization is an official action granting specific priority rating authority that:
(1) Permits a person to place a priority rating on an order for an item, such as an item not normally ratable under this regulation; or
(2) Authorizes a person to modify a priority rating on a specific order or series of contracts or orders.
(b) To request priority rating authority, see § 700.51.