
Eligible mailers can receive up to 30% credit on incremental mail volume over last year. Registration for the First-Class Mail and Marketing Mail Growth Incentives will open in March 2026.
The Details
Both First-Class Mail and Marketing Mail Growth Incentives will provide eligible mailers a credit on additional mail volume over the previous year. Nonprofit mailers are also eligible to participate.

Your baseline is determined from 01/01/2025 to 12/30/2025. Mailers will receive a postage credit for qualifying volume in excess of 1M pieces or CY25 baseline volume, whichever is higher.
Important Dates
Baseline Period: January 2025 – December 2025 (CY2025)
Registration Period: March 2026 – May 31, 2026
Incentive Performance Period: January 2026 – December 2026
Earned postage credits will be issued quarterly after June, September, and December 2026.
Who is Eligible
Qualifying volumes for the First-Class Mail Incentive include:
- Presort Letters
- Presort Cards
- Presort Flats
Qualifying volumes for the Marketing Mail Incentive include:
- Marketing Mail Saturation Letters and Flats
- Marketing Mail High Density Letters and Flats
- Marketing Mail Letters and Flats
- Marketing Mail Carrier Route
- Marketing Mail Parcels and Saturation Parcels
Enrollment Steps
(Marketers are required to apply directly to the USPS. SPC can advise but cannot apply on your behalf.)
- Register in the Mailing Promotions Portal
- Use Business Customer Gateway (BCG) credentials to access the portal.
- Click on Mailing Services
- Scroll down to Mailing Promotions Portal
- Click on “Submit Promotion/Incentive” from the Mailing Promotions Portal Landing Page
- Select First-Class or Marketing Mail Growth Incentive
- Complete the access form and click “Submit”
- Open Incentive Services Request in the tab “My promotions/Incentives
- View Baseline and Select Agree or Disagree
- USPS and mail owner must agree on baseline volume. If you disagree, you must initiate a dispute in the portal with detailed information.
Follow the USPS’s detailed instructions to help you through the process.


