IV-MTR API Developer Toolkit

The Developer Toolkit provides information about using the Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Application Programming Interface (API). The API enables the mailing industry to integrate mobile and web-based applications with near real-time IV-MTR data through a lightweight data exchange.

Updated Mail Category Codes for January 2019 Price Change

eVS Publication 205

This is an updated version of Pub. 205.

Informed Delivery Mailer eDocs Testing and On-boarding Guide

Periodicals Accuracy, Grading, and Evaluation (PAGE) Technical Guide

This guide provides technical information for the PAGE program, which evaluates publication and print planning (ppp) software to determine its accuracy in calculating the percentage of advertising according to DMM® standards.

Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Mail.XML Guide

This guide provides information about using MailXML™ to receive mail tracking data through the IV-MTR application. Through Mail.XML, mailers can receive visibility information for letter and flat containers and handling units (trays, tubs, and sacks).

ACS™ File Format Technical Guide

This document contains the technical guide for ACS file format.

NCOALink® User Technical Reference Guide

This document is a technical reference guide for NCOALink®.

Export Compliance Customs Data Requirements

Due to federal export regulations, USPS currently requires electronic customs information on all mail items that bear a customs declaration in order to facilitate federal oversight.

OneCode ACS® Technical Guide

This guide provides technical references for OneCode ACS®.