---
kind: "section"
citation: "39 C.F.R. § 551.5"
title: "39"
number: "551.5"
heading: "Frequency and other limitations."
url: "https://uscodex.org/cfr/39/551.5"
---

# §551.5. Frequency and other limitations.

- (a) The Postal Service is authorized to issue semipostal stamps for a 10-year period beginning on the date on which semipostal stamps are first sold to the public under [39 U.S.C. 416](/usc/39/416.md). The Office of Stamp Services will determine the date of commencement of the 10-year period.
- (b) -(c) [Reserved]
- (d) Prior to or after the issuance of a given discretionary semipostal stamp, the Postal Service may withdraw the semipostal stamp from sale, or to reduce the sales period, if, inter alia:
  - (1) Its sales or revenue statistics are lower than expected,
  - (2) The sales or revenue projections are lower than expected, or
  - (3) The cause or recipient executive agency does not further, or does not comply with, the statutory purposes or requirements of the Semipostal Authorization Act.

## Notes

### Amendments

[81 FR 23164, Apr. 20, 2016, as amended at 85 FR 55193, Sept. 4, 2020]

### Authority

Authority: 39 U.S.C. 101, 201, 203, 401, 403, 404, 410, 414, 416.

### Source

Source: 66 FR 31826, June 12, 2001, unless otherwise noted.

### Amendments

[81 FR 23164, Apr. 20, 2016, as amended at 85 FR 55193, Sept. 4, 2020]