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 16
Chapter I
Part 642 - PART 642—PRESCREEN OPT-OUT NOTICE
§ 642.1 - Purpose and scope.
§ 642.2 - Definitions.
§ 642.3 - Prescreen opt-out notice.
§ 642.4 - Effective date.
Download the GovRegs app!