# 39 CFR § 3040.105: Modifications to the Mail Classification Schedule

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.105

## Section

- **Citation:** 39 CFR § 3040.105
- **Heading:** Modifications to the Mail Classification Schedule
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 39—Postal Service > CHAPTER III—POSTAL REGULATORY COMMISSION > SUBCHAPTER E—REGULATIONS GOVERNING MARKET DOMINANT PRODUCTS, COMPETITIVE PRODUCTS, PRODUCT LISTS, AND MARKET TESTS > PART 3040—PRODUCT LISTS AND THE MAIL CLASSIFICATION SCHEDULE > Subpart A—Product Lists and the Mail Classification Schedule

## Text

(a) Whenever the Postal Regulatory Commission issues a final order that modifies the Mail Classification Schedule, it shall update the Mail Classification Schedule appearing on its website at http://www.prc.gov in accordance with paragraph (b) of this section.
(b) Modifications to the Mail Classification Schedule shall be incorporated within 6 months after the modifications take effect pursuant to the applicable final order that modifies the Mail Classification Schedule.
(c) Modifications pending incorporation into the Mail Classification Schedule are effective immediately upon written direction from the Postal Regulatory Commission.
[81 FR 38954, June 15, 2016. Redesignated and amended at 85 FR 9615, 9660, Feb. 19, 2020; 91 FR 20077, Apr. 15, 2026]

## Nearby sections

- [39 CFR § 3040.101 § 3040.101 Applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.101.md)
- [39 CFR § 3040.102 § 3040.102 Product lists.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.102.md)
- [39 CFR § 3040.103 § 3040.103 Notice of product list change.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.103.md)
- [39 CFR § 3040.104 § 3040.104 Mail Classification Schedule.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.104.md)
- [39 CFR § 3040.105 § 3040.105 Modifications to the Mail Classification Schedule.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.105.md)
- [39 CFR § 3040.130 § 3040.130 General.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.130.md)
- [39 CFR § 3040.131 § 3040.131 Contents of a request.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.131.md)
- [39 CFR § 3040.132 § 3040.132 Supporting justification.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.132.md)
- [39 CFR § 3040.133 § 3040.133 Docket and notice.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.133.md)
- [39 CFR § 3040.134 § 3040.134 Review.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.134.md)
- [39 CFR § 3040.135 § 3040.135 Further proceedings.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.135.md)
- [39 CFR § 3040.150 § 3040.150 General.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.150.md)
- [39 CFR § 3040.151 § 3040.151 Contents of a request.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.151.md)
- [39 CFR § 3040.152 § 3040.152 Supporting justification.](https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.152.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-39-3040.105. Check the current official text before relying on it. Not legal advice.