Applying for Access to Informed Visibility® Mail Tracking & Reporting (IV®-MTR)

This presentation provides instructions for applying for access to the IV Mail Tracking & Reporting application (IV-MTR). The instructions include how to register for a Business Customer Gateway (BCG) account, add the IV-MTR service in the BCG, and how to sign in to the IV-MTR portal to begin using the service. 

Publication for Streamlined Mail Acceptance for Letters and Flats (Pub 685)

Streamlined Mail Acceptance for Letters and Flats (Pub 685) contains the policies and processes for the verification of eligible business mailings using tools provided by Intelligent Mail® Full-Service, eInduction, and Seamless Acceptance.

Mail.dat Technical Specifications R64.0.0.0

INFORMATIONAL - USPS APIs System Release May 21, 2026

July 2026 Release Overview

Note: For the latest technical specifications, please see the July 2026 Price Change Release Notes as they are published.

DELIVERY - Diplomatic Post Office (DPO) May 20, 2026

INFORMATIONAL - Updated 5-20-2026 - 2026 Labeling List and Mail Direction File (MDF) Timeline

Mail.xml Technical Specifications R64.0.0.0

INFORMATIONAL - Mailer Scorecard - Temporarily Unavailable

INFORMATIONAL - Updated - 2026 Labeling List and Mail Direction File (MDF) Timeline

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.

PTR2 Release Notes_DD_05_19_26