Summary of Changes

Mailing Standards of the United States Postal Service,
International Mail Manual

Issued November 1, 2021

This Summary of Changes to Mailing Standards of the United States Postal Service, International Mail Manual (IMM^®) includes revisions that have become effective during the previous 12 calendar months.

In chapters 1–9 and in “Country Price Groups and Weight Limits” of this online version of the IMM, change bars (vertical lines in the margin) indicate that Postal Bulletin updates have been incorporated in the adjacent text (note that the change bars appear only in the PDF version, and only for revisions that have become effective in the current calendar year, not for all the previous 12 months). However, in the individual country listings (ICLs) of this online IMM, change bars do not appear even though Postal Bulletin updates have been incorporated in the ICL text.

• Effective January 24, 2021, as noted in PB issue 22562, the following sections are revised to reflect changes to prices, product features, and standards for the international shipping services:

 

• Effective January 24, 2021, as noted in PB issue 22562, the following sections are revised to reflect changes in shipping services for both IPA and ISAL services in support of the realignment of the country groupings and prices:

 

• Effective July 1, 2021, as noted in PB issue 22575, the following ICLs are revised in the Observations section to reflect changes to the value-added tax (VAT):

 

• Effective September 23, 2021, as noted in PB issue 22581, the following sections are revised to reflect current business requirements and processes related to inquiries and claims (these revisions do not change procedures, but only serve as an update to coincide with current requirements):