Release Notes
11/14/2026
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.

Announcements
11/13/2026
INFORMATIONAL - FAA Nationwide Ground Stoppage - November 13, 2026
Announcements
11/13/2026
INFORMATIONAL - USPS APIs System Maintenance Notification November 14
Announcements
11/13/2026
INFORMATIONAL: International Service Suspension Notice - Effective November 14, 2026
Release Notes
11/13/2026
PTR1 Release Notes_DD_11_14_26
Data Files
11/13/2026
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 the current fiscal year.

 

*Please note, Postal Pro is the only source for a current IV-MTR Development log as updates will be made on an ongoing basis.

Contact Lists
11/13/2026
Business Acceptance Solutions & Major Mailer Support Directory

This document provides a contact list for Business Acceptance Solutions (formerly Business Mailer Support) & Major Mailer Support

 

Announcements
11/12/2026
INFORMATIONAL: U.S. Postal Service Recommends Shipping Price Adjustments for 2027
Announcements
11/12/2026
INFORMATIONAL: U.S. Postal Service Recommends Shipping Price Adjustments for 2027
Contact Lists
11/12/2026
CASS™ Certified Products Guide: Residential Delivery Indicator Cycle O - (Expires July 31, 2028)