August 2021 Price Change and Release Information

The United States Postal Service filed notice on May 28, 2021 with the Postal Regulatory Commission (PRC) of price changes proposed to take effect on August 29, 2021.

August 15, 2021

For the August 15, 2021 System Release Notes (Change 3.0), please click here.

There is a new required Mail.dat client with this release. Users should download Mail.dat client 53.0.0.0_PROD from the Business Customer Gateway (BCG) using the following path: Mailing Services --> Electronic Data Exchange [Go to Service] --> Mail.dat download (Windows 32-bit, Windows 64-bit or Solaris).

For the Known Issues List, please click here.

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