U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 39Chapter IPart 501 - PART 501—AUTHORIZATION TO MANUFACTURE AND DISTRIBUTE POSTAGE EVIDENCING SYSTEMS
§ 501.1 - Definitions.
§ 501.2 - Postage Evidencing System provider authorization.
§ 501.3 - Postage Evidencing System provider qualification.
§ 501.4 - Changes in ownership or control, bankruptcy, or insolvency.
§ 501.5 - Burden of proof standard.
§ 501.6 - Suspension and revocation of authorization.
§ 501.7 - Postage Evidencing System requirements.
§ 501.8 - Postage Evidencing System test and approval.
§ 501.9 - Demonstration or test Postage Evidencing Systems.
§ 501.10 - Postage Evidencing System modifications.
§ 501.11 - Reporting Postage Evidencing System security weaknesses.
§ 501.12 - Administrative sanctions.
§ 501.13 - False representations of Postal Service actions.
§ 501.14 - Postage Evidencing System inventory control processes.
§ 501.15 - Computerized Meter Resetting System.
§ 501.16 - PC postage payment methodology.
§ 501.17 - Decertified Postage Evidencing Systems.
§ 501.18 - Customer information and authorization.
§ 501.19 - Intellectual property.
§ 501.20 - Discontinued Postage Evidencing Indicia.
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