19 CFR § 114.23 - Maximum period.

---
identifier: "/us/cfr/t19/s114.23"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 114.23 - Maximum period."
title_number: 19
title_name: "Customs Duties"
section_number: "114.23"
section_name: "Maximum period."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "114"
part_name: "CARNETS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "19 U.S.C. 66, 1202 (General Note 3(i), Harmonized Tariff Schedule of the United States), 1623, 1624."
regulatory_source: "T.D. 70-134, 35 FR 9261, June 13, 1970, unless otherwise noted."
cfr_part: "114"
---


# 114.23 Maximum period.

(a) *A.T.A. carnet.* No A.T.A. carnet with a period of validity exceeding 1 year from date of issue shall be accepted. This period of validity cannot be extended.

(b) *TIR carnet.* A TIR carnet may be accepted without limitation as to time provided it is initially “taken on charge by a customs administration (United States or foreign) within the period of validity shown on its front cover.”

(c) *TECRO/AIT carnet.* A TECRO/AIT carnet shall not be issued with a period of validity exceeding one year from the date of issue. This period of validity cannot be extended and must be shown on the front cover of the carnet.

[T.D. 71-70, 36 FR 4491, Mar. 6, 1971, as amended by T.D. 82-116, 47 FR 27262, June 24, 1982; T.D. 85-180, 50 FR 42517, Oct. 21, 1985; T.D. 98-10, 63 FR 4168, Jan. 28, 1998]