43 CFR 3206.11 - What must BLM do before issuing a lease?
For all leases, BLM must:
(b) Determine that your lease development will not have a significant adverse impact on any significant thermal feature within any of the following units of the National Park System:
(12) Big Bend National Park (including that portion of the Rio Grande National Wild Scenic River within the boundaries of Big Bend National Park);
(17) Any other significant thermal features within National Park System units that the Secretary may add to the list of these features, in accordance with 30 U.S.C. 1026(a)(3).
Title 43 published on 2013-10-01
no entries appear in the Federal Register after this date.