[Code of Federal Regulations] [Title 43, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 43CFR3192.5] [Page 464] TITLE 43--PUBLIC LANDS: INTERIOR CHAPTER II--BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR PART 3190_DELEGATION OF AUTHORITY, COOPERATIVE AGREEMENTS AND CONTRACTS FOR OIL AND GAS INSPECTION--Table of Contents Subpart 3192_Cooperative Agreements Sec. 3192.5 How do I modify a cooperative agreement? You may modify a cooperative agreement by having all parties to the agreement consent to the change in writing. If the agreement is with a State, and the modification would affect the duration or scope of the agreement, then the State must obtain the written consent of the affected Tribe and/or allottee or heir.