---
kind: "section"
citation: "19 U.S.C. § 4516"
title: "19"
title_heading: "Customs Duties"
number: "4516"
heading: "Trade Representative authority"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/19/4516"
units:
  - "Chapter 29 — United States–mexico–canada Agreement Implementation"
  - "Subchapter I — Approval of, and General Provisions Relating to, the Usmca"
---

# §4516. Trade Representative authority


If a [country](/usc/19/1677.md?p=3) (other than the [United States](/usc/19/1683.md?p=9)) that has signed the [USMCA](/usc/19/4502.md?p=9) does not enact implementing legislation, the [Trade Representative](/usc/19/4502.md?p=8) is authorized to enter into negotiations with the other [country](/usc/19/1677.md?p=3) that has signed the [USMCA](/usc/19/4502.md?p=9) to consider how the applicable provisions of the [USMCA](/usc/19/4502.md?p=9) can come into force with respect to the [United States](/usc/19/1683.md?p=9) and that other [country](/usc/19/1677.md?p=3) as promptly as possible.


## Source credit

(Pub. L. 116–113, title I, § 106, Jan. 29, 2020, 134 Stat. 19.)