---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchA/part13"
level: "part"
label: "Part 13"
heading: "Claims Collection Standards"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchA-part13"
sections_count: 40
---

# Part 13 — Claims Collection Standards

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter A — General

## Contents

- [Subpart A — General](/cfr/40/chI-subchA-part13-subpartA.md)
- [Subpart B — Collection](/cfr/40/chI-subchA-part13-subpartB.md)
- [Subpart C — Administrative Offset](/cfr/40/chI-subchA-part13-subpartC.md)
- [Subpart D — Compromise of Debts](/cfr/40/chI-subchA-part13-subpartD.md)
- [Subpart E — Suspension of Collection Action](/cfr/40/chI-subchA-part13-subpartE.md)
- [Subpart F — Termination of Debts](/cfr/40/chI-subchA-part13-subpartF.md)
- [Subpart G — Referrals](/cfr/40/chI-subchA-part13-subpartG.md)
- [Subpart H — Referral of Debts to IRS for Tax Refund Offset](/cfr/40/chI-subchA-part13-subpartH.md)