---
kind: "unit"
title: "39"
title_heading: "Postal Service"
key: "chIII/subchD/part3023"
level: "part"
label: "Part 3023"
heading: "Rules for Rate or Service Inquiries"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/39/chIII-subchD-part3023"
sections_count: 3
---

# Part 3023 — Rules for Rate or Service Inquiries

Title 39 C.F.R. — Postal Service › Chapter III — Postal Regulatory Commission › Subchapter D — Special Rules of Practice for Specific Proceeding Types

## Contents

- [Subpart A — Rate or Service Inquiry Forms and Procedures](/cfr/39/chIII-subchD-part3023-subpartA.md)
- [Subpart B — Subpart B [Reserved]](/cfr/39/chIII-subchD-part3023-subpartB.md)