Featured Updates

Release Notes
10/22/2024
Presentations
08/22/2024
Publications
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.

FAQs
08/28/2024
First-Class Mail and Marketing Mail Growth Incentives FAQs

On September 27, 2023, the Postal Regulatory Commission (PRC) approved the Postal Service request to make Mail Classification Schedule (MCS) changes to establish two distinct Mail growth incentives — a First Class Mail Growth Incentive and a Marketing Mail Growth Incentive.

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Latest Updates

Data Files
12/05/2024
Early Warning System (EWS002C0.ZIP)

This file is the EWS production file and is updated weekly. This file contains the Early Warning System data file for the CASS™ and MASS™ certification process.

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PostalOne! Contingency Plan

Learn what to do in the event a system outage prevents you from submitting your mailing information electronically.

USPS Service Alerts

Receive near real-time notifications about postal facility service disruptions due to weather-related outages and other natural disasters or events.

Stay Informed About Postal Policy

Updated daily, the Federal Register Notices offer detailed information regarding official USPS policy and regulatory changes.

Intelligent Mail: Featured Resources

Card image cap
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.

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