StacksVerified U.S. regulatory reference

19 CFR §145.38

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Mail articles bearing the official seal of a foreign government with which the United States has diplomatic relations, accompanied by certificates bearing such seal to the effect that they contain only official communications or documents, shall be admitted free of duty without Customs examination.