January 2020 Releases (Includes Price Change Information)
Release information for the January 2020 deployment. This includes price change information. For technical specifications and error codes please visit the bottom of this page.
*NOTE: Mail.dat Client Support -There is a new required Mail.dat client with this release. Users should download Mail.dat client 188.8.131.52_PROD from the Business Customer Gateway (BCG) using the following path: Mailing Services è Electronic Data Exchange [Go to Service] è Mail.dat download (Windows 32-bit, Windows 64-bit or Solaris).
For the Known Issue List: January 2020 Price Change Release, please click here: https://postalpro.usps.com/KnownIssuesListJan2020PriceChangeRelease
Changes, including price and postage statement changes, for the next structural implementation. This information is prepared and based on the knowledge available at the time of its publication and any direction found herein is subject to change prior to the release.
eDoc Specifications and Validations
WSDL (Web Services Description Language) is an XML-based language for describing Web services and how to access them. WSDL is an XML format for describing network services as a set of endpoints operating on messages containing either document-oriented or procedure-oriented information.