44 U.S.C. § 1511
This chapter does not apply to treaties, conventions, protocols, and other international agreements, or proclamations thereof by the President.
(Pub. L. 90–620, , 82 Stat. 1278.)
Based on 44 U.S. Code, 1964 ed., § 312 (July 26, 1935, ch. 417, § 12, 49 Stat. 503).