Subpart A—General Provisions
Sections
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145.1
§ 145.1 Definitions. -
145.2
§ 145.2 Mail subject to Customs examination. -
145.3
§ 145.3 Opening of letter class mail; reading of correspondence prohibited. -
145.4
§ 145.4 Dutiable merchandise without declaration or invoice, prohibited merchandise, and merchandise imported contrary to law. -
145.5
§ 145.5 Undeliverable packages.