---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chIV/subchA/part503"
level: "part"
label: "Part 503"
heading: "Public Information"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chIV-subchA-part503"
sections_count: 57
---

# Part 503 — Public Information

Title 46 C.F.R. — Shipping › Chapter IV — Federal Maritime Commission › Subchapter A — General and Administrative Provisions

## Contents

- [Subpart A — General](/cfr/46/chIV-subchA-part503-subpartA.md)
- [Subpart B — Publication in the Federal Register](/cfr/46/chIV-subchA-part503-subpartB.md)
- [Subpart C — Records, Information and Materials Generally Available to the Public Without Resort to Freedom of Information Act Procedures](/cfr/46/chIV-subchA-part503-subpartC.md)
- [Subpart D — Requests for Records Under the Freedom of Information Act](/cfr/46/chIV-subchA-part503-subpartD.md)
- [Subpart E — Requests for Testimony by Employees Relating to Official Information and Production of Official Records in Litigation](/cfr/46/chIV-subchA-part503-subpartE.md)
- [Subpart F — Fees](/cfr/46/chIV-subchA-part503-subpartF.md)
- [Subpart G — Information Security Program](/cfr/46/chIV-subchA-part503-subpartG.md)
- [Subpart H — Access to Any Record of Identifiable Personal Information](/cfr/46/chIV-subchA-part503-subpartH.md)
- [Subpart I — Public Observation of Federal Maritime Commission Meetings and Public Access to Information Pertaining to Commission Meetings](/cfr/46/chIV-subchA-part503-subpartI.md)