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Included in the January 2017 Pre Release Document are changes for the January 22, 2017 release. It outlines proposed changes to Mail.dat, Mail.XML, Shipping Services File, and the Postage Statements. New prices and Postage Statement changes are posted on Postal Explorer.


January 2017 Releases

The full 2017 Release Schedule is available here.



PostalOne! and BIDS Release: 45.0.0

Deployment: January 8, 2017* | Price change effective date: January 22, 2017*

SASP (Seamless Acceptance Service Performance) Release: 24.0.0

Deployment: January 8, 2017*

Program Registration Release: 18.0.0

Deployment: January 8, 2017* | Price Change Effective Date: January 22, 2017*

Facility Access and Shipment Tracking (FAST) Release: 35.0.0

Deployment: January 8, 2017*


*PLEASE NOTE: The above dates and documents are pre-decisional and are subject to change, pending regulatory approval.

No vendor information posted for this page yet.

Featured Resources

  • Release Notes 01/09/2017

    PostalOne!® R45 Known Issues

    This spreadsheet covers known issues in PostalOne! R45 as well as their impact and workarounds.

  • Announcements 12/15/2016

    New Mailing Standards for Domestic Mailing Services Products

    On October 12, 2016, the Postal Service filed a notice of mailing services price adjustments with the Postal Regulatory Commission (PRC), effective January 22, 2017. This final rule contains the revisions to Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM®) that we will adopt to implement the changes coincident with the price adjustments.

  • Release Notes 02/16/2017

    Release Schedule 2017

    The 2017 Release Schedule includes USPS Anncouncements of Major Business Changes & Requirements, IDEAlliance Technical Specifications, USPS Postage Statements Publication Schedule, USPS Release Documents (Release Notes, Guides and Technical Specifications), Acceptance Testing, and USPS Release Deployment. 

  • Publications 01/11/2017

    USPS® Support of Idealliance® Functionality 2017: Mail.dat and Mail.XML Version Schedule

    The Postal Service® will release software for the PostalOne!® and FAST® systems that include Idealliance Mail.dat® and Mail.

  • Release Notes 10/21/2016

    January 2017 Proposed Structural Changes

    This document describes potential changes under review for the next structural implementation scheduled for January 22, 2017. This document 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.

  • Release Notes 10/26/2016

    January 2017 Crosswalk for FSS

    Information related to the upcoming January 2017 price change.

January 2017 Release Notes

Updates to the PostalOne! Release with a deployment date of January 8, 2017 and effective date of January 22, 2017.

Postal Service Mail.XML and Mail.dat Technical Specifications (January 2017)

As of 10/21/2017, technical specifications and guides for the January 2017 release are now available.

DMM Red-lines Under Consideration for the January 2017 Release

January 2017 Release Webinars

Related Products

August 2016 Releases

PostalOne!® Release deployed on August 14, 2016.

April 2016 Releases

This price change release took place on April 10, 2016.

Current Web Service Description Languages (WSDLs)

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. 

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