43 C.F.R. § 3180.0-1
The regulations in this part prescribe the procedures to be followed and the requirements to be met by the owners of any right, title or interest in Federal oil and gas leases (see § 3160.0-5 of this title) and their representatives who wish to unite with each other, or jointly or separately with others, in collectively adopting and operating under a unit plan for the development of any oil or gas pool, field or like area, or any part thereof. All unit agreements on Federal leases are subject to the regulations contained in part 3160 of this title, Onshore Oil and Gas Operations. All unit operations on non-Federal lands included within Federal unit plans are subject to the reporting requirements of part 3160 of this title.
43 C.F.R. §3180.0-1