---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchR/part720"
level: "part"
label: "Part 720"
heading: "Premanufacture Notification"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchR-part720"
sections_count: 23
---

# Part 720 — Premanufacture Notification

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter R — Toxic Substances Control Act

## Contents

- [Subpart A — General Provisions](/cfr/40/chI-subchR-part720-subpartA.md)
- [Subpart B — Applicability](/cfr/40/chI-subchR-part720-subpartB.md)
- [Subpart C — Notice Form](/cfr/40/chI-subchR-part720-subpartC.md)
- [Subpart D — Disposition of Notices](/cfr/40/chI-subchR-part720-subpartD.md)
- [Subpart E — Confidentiality and Public Access to Information](/cfr/40/chI-subchR-part720-subpartE.md)
- [Subpart F — Commencement of Manufacture or Import](/cfr/40/chI-subchR-part720-subpartF.md)
- [Subpart G — Compliance and Inspections](/cfr/40/chI-subchR-part720-subpartG.md)