The weight limit for books is 11 lbs. Due to tightening of security regulations, customs forms are now required on all international mail that weighs 1 lb. or more. This applies to manila envelopes that are sent surface or air which exceed the limit as well as other articles. Departments that mail internationally on a regular basis should contact Mail Services or the U.S Post Office to secure a supply of the new forms. Registry Services Registry service is available to some countries for letter class mail, small packets, and all printed matter.
Return receipts are available for some countries.
Registered mail cannot have address labels or shiny tape of any kind. The address must be written directly on the mail piece, preferably in indelible ink. Custom forms are always required and return receipts are sometimes available. All Rights Reserved.