36 C.F.R. § 51.28 When will the Director determine whether a concessioner is a preferred offeror?
Title 36 - Parks, Forests, and Public Property
Subject to §§51.46 and 51.47, the Director will determine whether a concessioner is a preferred offeror in accordance with this part no later than the date of issuance of a prospectus for the applicable new concession contract.
Title 36: Parks, Forests, and Public Property
PART 51—CONCESSION CONTRACTS
Subpart E—Right of Preference to a New Concession Contract
§ 51.28 When will the Director determine whether a concessioner is a preferred offeror?

