39 C.F.R. § 20.4 Amendments to the International Mail Manual.
Title 39 - Postal Service
New issues of the International Mail Manual will be incorporated by reference into this part and will be available at http://pe.usps.gov. The text of amendments to the International Mail Manual will be published in the
Title 39: Postal Service
PART 20—INTERNATIONAL POSTAL SERVICE
§ 20.4 Amendments to the International Mail Manual.

