CASS™ and MASS™ Certified Products Guide Cycle: 2011-2022

Enterprise Payment System Account Creation Fact Sheet

This fact sheet has been updated to remind customers to ensure that any maximum spending limits established by your financial institution are sufficient to cover all potential postage and fees.

The new Enterprise Payment System (EPS) replaces the current product-centric payment with a centralized account processing system enabling customers to pay and manage their service online using a single account.

PostalOne!® Contingency Plan

The PostalOne! External Contingency Plan is a detailed description of what to do in the event that a system outage prevents you from submitting documentation electronically.

CASS™ Cycle O - Executive Summary

Terms and Conditions for CASS™ End Users

This document outlines the terms and conditions for CASS™ certification for end users.

Terms and Conditions for CASS™ Software Developers

This document outlines the terms and conditions for CASS™ certification for developers.

Full-Service Automated Verification Fact Sheet

All Full-Service mailings entered at a Business Mail Entry Unit (BMEU) will be verified using automated sampling and verification processes beginning July 1, 2021.

Full-Service Automated Verification Fact Sheet

This document has moved to https://postalpro.usps.com/full-service-auto-verification. Thank you.

Exceptional Dispatch

Overnight Periodicals