Regulations last checked for updates: Feb 12, 2026

Title 19 - Customs Duties last revised: Feb 06, 2026
§ 146.13 - Customs forms and procedures.

Where a Customs form or other document is required in this part, the number of copies of the form or document required to be presented and their manner of distribution and processing shall be determined by the port director, except as otherwise specified in this part.

source: T.D. 86-16, 51 FR 5049, Feb. 11, 1986, unless otherwise noted.
cite as: 19 CFR 146.13