43 C.F.R. § 3120.23
Lease size
Lands may be offered in leasing units of not more than 2,560 acres outside Alaska, or 5,760 acres within Alaska, which may be as nearly compact in form as possible.
Lands may be offered in leasing units of not more than 2,560 acres outside Alaska, or 5,760 acres within Alaska, which may be as nearly compact in form as possible.