16 USC 115a
16 USC 115a
§ 115a - Mineral resources; exploitation
CHAPTER 1— NATIONAL PARKS, MILITARY PARKS, MONUMENTS, AND SEASHORES › SUBCHAPTER XII— MESA VERDE NATIONAL PARK
After January 26, 1931, no permit, license, lease, or other authorization for the prospecting, development, or utilization of the mineral resources within the Mesa Verde National Park, Colorado, shall be granted or made.