Release Notes
05/08/2026
05/08/2026
Announcements
04/29/2026
04/29/2026
Announcements
04/29/2026
04/29/2026
Announcements
04/29/2026
04/29/2026
Announcements
04/29/2026
04/29/2026
Announcements
04/29/2026
04/29/2026
Data Files
04/29/2026
04/29/2026
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Development Tracker
This document provides a list of active IV-MTR work to be as well as items completed in FY25.
*Please note, Postal Pro is the only source for a current IV-MTR Development log as updates will be made on an ongoing basis.
Release Notes
04/29/2026
04/29/2026
USPS APIs Release Notes
For the latest updates, please review the USPS APIs Release Notes.
Data Files
04/29/2026
04/29/2026
USPS Ship Data Dictionary
Detailed information on the USPS Ship (Formerly Package Platform) data elements available through the Informed Visibility Mail Tracking & Reporting (IV-MTR) application. Please note that items in bold text were updated or added recently.
Release Notes
04/29/2026
04/29/2026
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Release Notes
These release notes summarize new features and enhancements implemented in deployments to the IV-MTR application.