WAIS Document Retrieval[Code of Federal Regulations] [Title 43, Volume 2] [Revised as of October 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 43CFR3137.87] [Page 404] TITLE 43--PUBLIC LANDS: INTERIOR CHAPTER II--BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR PART 3130_OIL AND GAS LEASING: NATIONAL PETROLEUM RESERVE, ALASKA-- Table of Contents Subpart 3137_Unitization Agreements_National Petroleum Reserve-Alaska Sec. 3137.87 What must I do if there are unleased Federal tracts in a participating area? If there are unleased Federal tracts in a participating area, you must-- (a) Include the unleased Federal tracts in the participating area, even though BLM will not share in unit costs; (b) Allocate production for royalty purposes as if the unleased Federal tracts were leased and committed to the unit agreement under Sec. 3137.100 of this subpart; (c) Admit Federal tracts leased after the effective date of the unit agreement into the unit agreement on the date the lease is effective; and (d) Submit to BLM revised maps, a list of committed leases, and allocation schedules that reflect the commitment of the newly leased Federal tracts to the unit.