16 USC 21c
16 USC 21c
§ 21c - Section 485 as extending to revised boundaries; lands acquired by exchange
CHAPTER 1— NATIONAL PARKS, MILITARY PARKS, MONUMENTS, AND SEASHORES › SUBCHAPTER V— YELLOWSTONE NATIONAL PARK
The provisions of section 485 of this title shall continue to be applicable to the areas included within the Yellowstone National Park by section 21a of this title, and any lands within such areas acquired by exchange thereunder shall thereupon become a part of the Yellowstone National Park.