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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
All Titles
Title 21
Chapter I
Part 171
Subpart B - Subpart B—Administrative Actions on Applications
§ 171.100 - Regulation based on petition.
§ 171.102 - Effective date of regulation.
§ 171.110 - Procedure for objections and hearings.
§ 171.130 - Procedure for amending and repealing tolerances or exemptions from tolerances.
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