[Code of Federal Regulations] [Title 48, Volume 6] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 48CFR1516.505] [Page 35] TITLE 48--FEDERAL ACQUISITION REGULATIONS SYSTEM CHAPTER 15--ENVIRONMENTAL PROTECTION AGENCY PART 1516_TYPES OF CONTRACTS--Table of Contents Subpart 1516.5_Indefinite-Delivery Contracts Sec. 1516.505 Contract clauses. (a) The Contracting Officer shall insert the clause in 1552.216-72, Ordering--By Designated Ordering Officers, in indefinite delivery/ indefinite quantity type solicitations and contracts. (b) The Contracting Officer shall insert the clause in 1552.216-73, Fixed Rates for Services--Indefinite Delivery/Indefinite Quantity Contract, in solicitations and contracts to specify fixed rates for services.