DMM Advisory | Postal Explorer

Postal Explorer

The Postal Service is reminding customers that metallic mercury and devices containing metallic mercury are always prohibited in the mail stream. This includes antique items such as thermometers, barometers, blood pressure monitors and similar devices.

Pricing & Classification DMM Advisory

Message board to keep postal customers informed of changes to mailing standards, services, and prices.

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August 26, 2011

International Mailings of Lithium Batteries

Yesterday the Federal Register published our International Mail Manual (IMM®) final rule that incorporates new maximum limits on the mailing of lithium batteries to international addresses and to and from APO/FPO/DPO destination addresses.

This final rule invites customers to comment on or before September 26, 2011.

The complete final rule Federal Register can be found on the Postal Explorer^® website at pe.usps.com.