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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 06, 2025

All TitlesTitle 39Chapter IPart 310 - PART 310—ENFORCEMENT OF THE PRIVATE EXPRESS STATUTES
§ 310.1 - Definitions.
§ 310.2 - Unlawful carriage of letters.
§ 310.3 - Exceptions.
§ 310.4 - Responsibility of carriers.
§ 310.5 - Payment of postage on violation.
§ 310.6 - Advisory opinions.
§ 310.7 - Amendment of regulations.
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