Federal regulations · Through 2026-08-25 · Newer source version available

39 CFR 3055.45: First-Class Mail.

(a) Single-Piece Letters/Postcards, Presorted Letters/Postcards, and Flats. For each of the Single-Piece Letters/Postcards, Presorted Letters/Postcards, and Flats products within the First-Class Mail class, report the:
(1) On-time service performance (as a percentage rounded to one decimal place), disaggregated by mail subject to the overnight, 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards, provided at the District, Postal Administrative Area, and National levels; and
(2) Service variance (as a percentage rounded to one decimal place) for mail delivered within +1 day, +2 days, and +3 days of its applicable service standard, disaggregated by mail subject to the overnight, 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards, provided at the District, Postal Administrative Area, and National levels.
(b) Outbound Single-Piece First-Class Mail International and Inbound Letter Post. For each of the Outbound Single-Piece First-Class Mail International and Inbound Letter Post products within the First-Class Mail class, report the:
(1) On-time service performance (as a percentage rounded to one decimal place), disaggregated by mail subject to the 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards and in the aggregate for all service standards combined, provided at the Postal Administrative Area and National levels; and
(2) Service variance (as a percentage rounded to one decimal place) for mail delivered within +1 day, +2 days, and +3 days of its applicable service standard, disaggregated by mail subject to the overnight, 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards and in the aggregate for all service standards combined, provided at the Postal Administrative Area and National levels.

Where this section sits in the code

Title 39—Postal Service
CHAPTER III—POSTAL REGULATORY COMMISSION
SUBCHAPTER F—PERIODIC REPORTING, ACCOUNTING PRACTICES, AND TAX RULES
PART 3055—SERVICE PERFORMANCE AND CUSTOMER SATISFACTION REPORTING
Subpart B—Periodic Reporting of Service Performance Achievements

(1) On-time service performance (as a percentage rounded to one decimal place), disaggregated by mail subject to the overnight, 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards, provided at the District, Postal Administrative Area, and National levels; and

(2) Service variance (as a percentage rounded to one decimal place) for mail delivered within +1 day, +2 days, and +3 days of its applicable service standard, disaggregated by mail subject to the overnight, 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards, provided at the District, Postal Administrative Area, and National levels.

(b) Outbound Single-Piece First-Class Mail International and Inbound Letter Post. For each of the Outbound Single-Piece First-Class Mail International and Inbound Letter Post products within the First-Class Mail class, report the:

(1) On-time service performance (as a percentage rounded to one decimal place), disaggregated by mail subject to the 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards and in the aggregate for all service standards combined, provided at the Postal Administrative Area and National levels; and

(2) Service variance (as a percentage rounded to one decimal place) for mail delivered within +1 day, +2 days, and +3 days of its applicable service standard, disaggregated by mail subject to the overnight, 2-day, 3-day, 4-day, and 5-day service standards, as well as in the aggregate for the 3-to-5-day service standards and in the aggregate for all service standards combined, provided at the Postal Administrative Area and National levels.

Collected 2026-08-27T02:25:51Z. Source file · JSON

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