---
kind: "unit"
title: "39"
title_heading: "Postal Service"
key: "chI/subchG/part501"
level: "part"
label: "Part 501"
heading: "Authorization to Manufacture and Distribute Postage Evidencing Systems"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/39/chI-subchG-part501"
sections_count: 20
---

# Part 501 — Authorization to Manufacture and Distribute Postage Evidencing Systems

Title 39 C.F.R. — Postal Service › Chapter I — United States Postal Service › Subchapter G — Postage Programs

## Sections

- [§501.1. Definitions.](/cfr/39/501.1.md)
- [§501.2. Postage Evidencing System provider authorization.](/cfr/39/501.2.md)
- [§501.3. Postage Evidencing System provider qualification.](/cfr/39/501.3.md)
- [§501.4. Changes in ownership or control, bankruptcy, or insolvency.](/cfr/39/501.4.md)
- [§501.5. Burden of proof standard.](/cfr/39/501.5.md)
- [§501.6. Suspension and revocation of authorization.](/cfr/39/501.6.md)
- [§501.7. Postage Evidencing System requirements.](/cfr/39/501.7.md)
- [§501.8. Postage Evidencing System test and approval.](/cfr/39/501.8.md)
- [§501.9. Demonstration or test Postage Evidencing Systems.](/cfr/39/501.9.md)
- [§501.10. Postage Evidencing System modifications.](/cfr/39/501.10.md)
- [§501.11. Reporting Postage Evidencing System security weaknesses.](/cfr/39/501.11.md)
- [§501.12. Administrative sanctions.](/cfr/39/501.12.md)
- [§501.13. False representations of Postal Service actions.](/cfr/39/501.13.md)
- [§501.14. Postage Evidencing System inventory control processes.](/cfr/39/501.14.md)
- [§501.15. Computerized Meter Resetting System.](/cfr/39/501.15.md)
- [§501.16. PC postage payment methodology.](/cfr/39/501.16.md)
- [§501.17. Decertified Postage Evidencing Systems.](/cfr/39/501.17.md)
- [§501.18. Customer information and authorization.](/cfr/39/501.18.md)
- [§501.19. Intellectual property.](/cfr/39/501.19.md)
- [§501.20. Discontinued Postage Evidencing Indicia.](/cfr/39/501.20.md)