USPS Updates Domestic Mailing Standards and Pricing Structure
AI-generated summary for informational purposes only. Not legal advice. See the original source for the authoritative text.
This rule updates USPS domestic mailing standards to match price changes taking effect on July 12, 2026. It affects businesses, publishers, nonprofits, fulfillment teams, and mail service providers that use First-Class Mail, USPS Marketing Mail, and Periodicals. The main changes simplify some rate categories, restructure Periodicals pricing, raise weight limits for certain Marketing Mail flats, and introduce Heavy Printed Matter for some Marketing Mail parcels. Mailers should review pricing, preparation rules, and mailing software settings before the effective date.
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Key Changes
- Removes ADC/AADC rate categories for First-Class Mail, USPS Marketing Mail, and Periodicals and replaces them with 3-Digit rates
- Restructures Outside County Periodicals pricing by eliminating bundle and container rates and expanding certain discounts
- Raises weight limits for Marketing Mail flats and creates a Heavy Printed Matter option for some Marketing Mail parcels
Obligations
What this law requires
Beginning July 12, 2026, mailers must apply the revised USPS Domestic Mail Manual standards and price categories for First-Class Mail, USPS Marketing Mail, and Periodicals, including removal of ADC/AADC rate categories and use of 3-Digit rates where applicable.
Mailers must treat nomenclature formerly labeled Mixed ADC, Mixed AADC, or Mixed NDC as Mixed for First-Class Mail, USPS Marketing Mail, and Periodicals under the revised mailing standards.
Periodicals mailers using Outside County Periodicals must stop applying bundle rates and container rates under the restructured Periodicals pricing framework.
Periodicals mailers must price nonmachinable barcoded and nonbarcoded flats the same as parcels under the revised Outside County Periodicals standards.
Periodicals mailers must stop using ADC entry for Outside County Periodicals because ADC entry is eliminated under the revised standards.