39 CFR § 501.20 - Discontinued Postage Evidencing Indicia.
---
identifier: "/us/cfr/t39/s501.20"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "39 CFR § 501.20 - Discontinued Postage Evidencing Indicia."
title_number: 39
title_name: "Postal Service"
section_number: "501.20"
section_name: "Discontinued Postage Evidencing Indicia."
chapter_name: "UNITED STATES POSTAL SERVICE"
subchapter_number: "G"
subchapter_name: "POSTAGE PROGRAMS"
part_number: "501"
part_name: "AUTHORIZATION TO MANUFACTURE AND DISTRIBUTE POSTAGE EVIDENCING SYSTEMS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 552(a); 39 U.S.C. 101, 401, 403, 404, 410, 2601, 2605; Inspector General Act of 1978, as amended (Pub. L. 95-452, as amended); 5 U.S.C. App. 3."
regulatory_source: "71 FR 65733, Nov. 9, 2006, unless otherwise noted."
cfr_part: "501"
---
# 501.20 Discontinued Postage Evidencing Indicia.
(a) *Decertified indicia* (evidence of pre-paid postage) are indicia that have been withdrawn by the Postal Service as valid forms of postage evidence through publication by the Postal Service in the *Federal Register,* or by voluntary withdrawal undertaken by the provider.
(b) Effective December 31, 2024 all Postage Evidencing Systems that do not to produce Intelligent Mail Indicia (IMI) for evidence of pre-paid postage must be withdrawn from service. Non-IMI indicia, which are not compliant with the then-current version of the IMI-PC, will be decertified and may not be used as a valid form of postage evidence. These decertified indicia may not be recognized as valid postage for use or refunds, after June 30, 2025.
[78 FR 8407, Feb. 6, 2013, as amended at 85 FR 78235, Dec. 4, 2020; 85 FR 79432, Dec. 10, 2020]