02/28/2018
PostalOne! Release 47.1.0.0 Mail.XML CAT WSDLs
This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ CAT Release 47.1.0.0
02/21/2018
MASS™ Technical Guide for Cycle N
This document provides a technical guide for MASS™ Cycle N. MASS™ is an extension of the CASS™ system. The MASS certification cycle is designed to evaluate the ability of MLOCRs and encoding stations to process address information and apply an accurate delivery point barcode (DPBC) to a mailpiece.
02/16/2018
CASS™ Technical Guide for Cycle N
This document provides a technical guide for the CASS™ product. The CASS™ certification process is designed in cooperation with the mailing industry to improve the accuracy of addresses for mail qualifying for postal discounts.
11/09/2017
Mail.dat Technical Specifications R47 V3
Version 3 of the comprehensive technical guide that outlines steps for exchanging electronic data with the PostalOne! system.
10/27/2017
Guide to Postage Assessment
For postage assessment information please see the attached guide to Streamlined Mail Acceptance for Letters and Flats.
10/02/2017
01/05/2017
Appendix B: Universal Name/Address Record
This appendix to the PAVE technical guide contains information on universal name / address record for BMA certification.
12/14/2016
eVS® File Format v1.6
Appendix A-1: Shipping Services File Version 1.6 File Layout Specification (as of 10/19/2016.)
12/07/2016
Mail.XML 12.0B Technical Specification FAST®
This document contains information pertaining to Mail.XML release version 12.0B and the following USPS FAST Releases: Release 27 January 2014, Release 28 August/September 2014, Release 30 January 2015, Release 31 May 2015, Release 32 January 2016, Release 34 September 2016
11/08/2016
USPS® Verification of Periodicals Advertising Percentage
The Postal Service requires publishers, qualifying for Periodicals mailing privileges, to provide the percentage of advertising and non-advertising content for each issue to determine the pound price charge (DMM 207.2.1.5) of the mailing.