Skip to Content


International Mail Manual; Incorporation by Reference

Document Details

Information about this document as published in the Federal Register.

Document Statistics
Document page views are updated periodically throughout the day and are cumulative counts for this document including its time on Public Inspection. Counts are subject to sampling, reprocessing and revision (up or down) throughout the day.
Published Document

This document has been published in the Federal Register. Use the PDF linked in the document sidebar for the official electronic format.

Start Preamble


Postal ServiceTM.


Final rule.


The Postal Service announces the issuance of the Mailing Standards of the United States Postal Service, International Mail Manual (IMM®) dated March 4, 2019, and its incorporation by reference in the Code of Federal Regulations.


This final rule is effective on May 28, 2019. The incorporation by reference of the IMM is approved by the Director of the Federal Register as of May 28, 2019.

Start Further Info


Carrie Nagla, (202) 268-7279.

End Further Info End Preamble Start Supplemental Information


The International Mail Manual was issued on March 4, 2019, and was updated with Postal Bulletin revisions through February 14, 2019. It replaced all previous editions. The IMM continues to enable the Postal Service to fulfill its long-standing mission of providing affordable, universal mail service. It continues to: (1) Increase the user's ability to find information; (2) increase the user's confidence that they have found the information they need; and (3) reduce the need to consult multiple sources to locate necessary information. The provisions throughout this issue support the standards and mail preparation changes implemented since the version of March 4. 2018. The International Mail Manual is available to the public on the Postal Explorer® internet site at

Start List of Subjects

List of Subjects in 39 CFR Part 20

  • Foreign relations
  • Incorporation by reference
End List of Subjects

In view of the considerations discussed above, the Postal Service hereby amends 39 CFR part 20 as follows:

Start Part


End Part Start Amendment Part

1. The authority citation for part 20 continues to read as follows:

End Amendment Part Start Authority

Authority: 5 U.S.C. 552(a); 13 U.S.C. 301-307; 18 U.S.C. 1692-1737; 39 U.S.C. 101, 401, 403, 404, 407, 414, 416, 3001-3011, 3201-3219, 3403-3406, 3621, 3622, 3626, 3632, 3633, and 5001.

End Authority Start Amendment Part

2. Amend § 20.1 by:

End Amendment Part Start Amendment Part

a. In paragraph (a), removing the words “issued March 5, 2018” and adding in their place “issued March 4, 2019”; and

End Amendment Part Start Amendment Part

b. In paragraph (b), adding an entry for “IMM” at the end of the table.

End Amendment Part

The addition reads as follows:

International Mail Manual; incorporation by reference.
* * * * *

(b) * * *

Table 1 to Paragraph (b)

International mail manualDate of issuance
*    *    *    *    *
IMMMarch 4, 2019.
Start Amendment Part

3. Revise § 20.2 to read as follows:

End Amendment Part
Effective date of the International Mail Manual.

The provisions of the International Mail Manual issued March 4, 2019, are applicable with respect to the international mail services of the Postal Service.

Start Signature

Ruth Stevenson,

Attorney, Federal Compliance.

End Signature End Supplemental Information

[FR Doc. 2019-11054 Filed 5-24-19; 8:45 am]