U.S. Code
Regulations
Constitution
Sort by Rank
Titles Ascending
Titles Descending
10 per page
25 Result/page
50 Result/page
x
Search
Search guide
U.S. Code of Federal Regulations
Regulations most recently checked for updates: Sep 16, 2025
All Titles
Title 50
Chapter I
Part 17
Subpart E - Subpart E—Similarity of Appearance
§ 17.50 - General.
§ 17.51 - Treatment as endangered or threatened.
§ 17.52 - Permits—similarity of appearance.
Download the GovRegs app!
