USPSFinal Rule

New Mailing Standards for Domestic Mailing Services Products

TransportationOther

Summary

The U.S. Postal Service updated its rules for how mail gets sorted, transported, and delivered across the country. These new standards affect how quickly your letters and packages arrive and may impact postage prices and service options available to businesses and consumers.

Key Points

  • 1USPS changed the official standards for processing different types of mail to improve efficiency and delivery timelines
  • 2The new rules apply to all domestic mail services, including letters, packages, and flat-rate items sent within the United States
  • 3Businesses that mail large volumes will need to adjust how they prepare and sort their mailings to comply with the new standards
  • 4The changes may affect delivery speeds for certain mail categories and could result in price adjustments for postage rates
  • 5Customers should expect potential changes to service options and delivery expectations for standard and priority mail

Key Dates

Published

June 10, 2025

This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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