---
kind: "unit"
title: "31"
title_heading: "Money and Finance: Treasury"
key: "subtB"
level: "subtitle"
label: "Subtitle B"
heading: "Regulations Relating to Money and Finance"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/31/subtB"
sections_count: 4581
---

# Subtitle B — Regulations Relating to Money and Finance

Title 31 C.F.R. — Money and Finance: Treasury

## Contents

- [Chapter I — Monetary Offices, Department of the Treasury](/cfr/31/subtB-chI.md)
- [Chapter II — Fiscal Service, Department of the Treasury](/cfr/31/subtB-chII.md)
- [Chapter IV — Secret Service, Department of the Treasury](/cfr/31/subtB-chIV.md)
- [Chapter V — Office of Foreign Assets Control, Department of the Treasury](/cfr/31/subtB-chV.md)
- [Chapter VI — Bureau of Engraving and Printing, Department of the Treasury](/cfr/31/subtB-chVI.md)
- [Chapter VII — Federal Law Enforcement Training Center, Department of the Treasury](/cfr/31/subtB-chVII.md)
- [Chapter VIII — Office of Investment Security, Department of the Treasury](/cfr/31/subtB-chVIII.md)
- [Chapter IX — Federal Claims Collection Standards (department of the Treasury—department of Justice)](/cfr/31/subtB-chIX.md)
- [Chapter X — Financial Crimes Enforcement Network, Department of the Treasury](/cfr/31/subtB-chX.md)