Mailing Standards of the United States Postal Service
International Mail Manual

November 1, 2021

Summary of Changes Transmittal Letter 1 International Mail Services 110 General Information 120 Preparation for Mailing 130 Mailability 140 International Mail Categories 150 Postage 2 Conditions for Mailing 210 Global Express Guaranteed 220 Priority Mail Express International 230 Priority Mail International 240 First-Class Mail International 250 First-Class Package International Service 260 Direct Sacks of Printed Matter to One Addressee (M–bags) 270 Free Matter for the Blind 280 (Reserved) 290 Commercial Services 3 Extra Services 310 Certificate of Mailing 320 Insurance 330 Registered Mail 340 Return Receipt 350 Restricted Delivery 360 (Reserved) 370 International Money Transfer Services 380 Supplemental Services 4 Treatment of Outbound Mail 410 Postmarking 420 Unpaid and Shortpaid Mail 430 Improperly Prepared Mail 440 Mailpiece Refused by an Air Carrier 450 Extra Services Mail — Registered Mail 5 Nonpostal Export Regulations 510 Office of Foreign Assets Control (OFAC) Regulations — U.S. Department of the Treasury 520 Foreign Trade Regulations — U.S. Census Bureau 530 Commodities and Technical Data 540 Munitions (Defense Articles) and Related Technical Data 550 Dried Whole Eggs 560 Export of Rough Diamonds 570 Consular and Commercial Invoices 580 Drawback Arrangement 590 Exporting Wildlife and Protected Plants 6 Special Programs 610 Postal Qualified Wholesaler Program 620 Global Direct Entry Wholesaler Program

7 Treatment of Inbound Mail 710 U.S. Customs Information 720 Plant and Animal Quarantine Inspection 730 Shortpaid Mail to the United States 740 Irregular Mail 750 Extra Services 760 Forwarding 770 Undeliverable Mail 780 Items Mailed Abroad by or on Behalf of Senders in the United States 790 International Inbound Mail Entry 8 (Reserved) 9 Inquiries, Indemnities, and Refunds 910 Reports Encouraged 920 Inquiries and Claims 930 Indemnity Payments 940 Postage Refunds Index of Countries and Localities Country Price Groups and Weight Limits Individual Country Listings Afghanistan - Belgium Belize - Cape Verde Cayman Islands - Ecuador Egypt - Ghana Gibraltar - Ireland Israel - Lithuania Luxembourg - Mozambique Namibia - Portugal Qatar - Slovak Republic Slovenia - Timor-Leste Togo - Zimbabwe List of Exhibits Index