§ 20.4 Amendments to the International Mail Manual.

(a) The current issue of the IMM is incorporated by reference, see § 20.1.

https://pe.usps.gov.https://usps.com/cpim/ftp/bulletin/pb.htm.Federal Register(b) New issues of the International Mail Manual will be incorporated by reference into this part and will be available at The text of amendments to the International Mail Manual will be published in the and will be available in the Postal Bulletin, copies of which may be accessed at Successive issues of the IMM are listed in Table 1 to this section.

Table 1 to § 20.4—International Mail ManualInternational Mail ManualDate of issuance Issue 1November 13, 1981. Issue 2March 1, 1983. Issue 3July 4, 1985. Issue 4September 18, 1986. Issue 5April 21, 1988. Issue 6October 5, 1988. Issue 7July 20, 1989. Issue 8June 28, 1990. Issue 9February 3, 1991. Issue 10June 25, 1992. Issue 11December 24, 1992. Issue 12July 8, 1993. Issue 13February 3, 1994. Issue 14August 4, 1994. Issue 15July 9, 1995. Issue 16January 4, 1996. Issue 17September 12, 1996. Issue 18June 9, 1997. Issue 19October 9, 1997. Issue 20July 2, 1998. Issue 21May 3, 1999. Issue 22January 1, 2000. Issue 23July 1, 2000. Issue 24January 1, 2001. Issue 25July 1, 2001. Issue 26January 1, 2002. Issue 27June 30, 2002. Issue 28January 1, 2003. Issue 29July 1, 2003. Issue 30August 1, 2004. Issue 31May 31, 2005. Issue 35May 12, 2008. Issue 36May 11, 2009. IMMApril 17, 2011. IMMJune 24, 2012. IMMJanuary 26, 2015. IMMJuly 11, 2016. IMMJanuary 22, 2017. IMMMarch 5, 2018. IMMMarch 4, 2019. IMMJuly 1, 2020. IMMJuly 10, 2022. IMMJanuary 21, 2024. IMMApril 7, 2025.

[85 FR 61608, Sept. 30, 2020, as amended at 87 FR 63425, Oct. 19, 2022; 89 FR 15474, Mar. 4, 2024; 90 FR 22012, May 23, 2025]