39 CFR § 3030.242 - Calculation of unused rate adjustment authority for rate adjustments that involve a rate increase which are filed 12 months apart or less.

---
identifier: "/us/cfr/t39/s3030.242"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "39 CFR § 3030.242 - Calculation of unused rate adjustment authority for rate adjustments that involve a rate increase which are filed 12 months apart or less."
title_number: 39
title_name: "Postal Service"
section_number: "3030.242"
section_name: "Calculation of unused rate adjustment authority for rate adjustments that involve a rate increase which are filed 12 months apart or less."
chapter_name: "POSTAL REGULATORY COMMISSION"
subchapter_number: "E"
subchapter_name: "REGULATIONS GOVERNING MARKET DOMINANT PRODUCTS, COMPETITIVE PRODUCTS, PRODUCT LISTS, AND MARKET TESTS"
part_number: "3030"
part_name: "REGULATION OF RATES FOR MARKET DOMINANT PRODUCTS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "39 U.S.C. 503; 3622."
regulatory_source: "85 FR 81126, Dec. 15, 2020, unless otherwise noted."
cfr_part: "3030"
---


# 3030.242 Calculation of unused rate adjustment authority for rate adjustments that involve a rate increase which are filed 12 months apart or less.

(a) When rate adjustment filings that involve a rate increase are filed 12 months apart or less, unused rate adjustment authority for a class is equal to the difference between the maximum rate adjustment authority as summarized by § 3030.127 and calculated pursuant to subparts C through G of this part and this subpart, as appropriate, and the percentage change in rates for the class calculated pursuant to § 3030.128, subject to the limitations described in paragraph (b) of this section.

(b) For rate adjustment filings that involve a rate increase, unused rate adjustment authority cannot exceed the unused portion of rate authority calculated pursuant to subparts C and D of this part and § 3030.222.