Effective March 25, 2021, the Postal Service™ is revising the Individual Country Listing for the Republic of Korea (South Korea) in Mailing Standards of the United States Postal Service, International Mail Manual (IMM®) to remove the prohibition relating to textile fabrics.
This revision is based on consultation with Korea Post (the designated postal operator of South Korea).
Mailing Standards of the United States Postal Service, International Mail Manual (IMM)
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Individual Country Listings
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Korea, Republic of (South Korea)
Country Conditions for Mailing
Prohibitions
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[Delete the entry “Textile fabrics.”]
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Although effective March 25, 2021, the Postal Service will incorporate this revision into a later edition of the online IMM, which is available via Postal Explorer® at pe.usps.com.
— Product Classification,
Product Solutions, 3-25-21