---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchR/part799"
level: "part"
label: "Part 799"
heading: "Identification of Specific Chemical Substance and Mixture Testing Requirements"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchR-part799"
sections_count: 58
---

# Part 799 — Identification of Specific Chemical Substance and Mixture Testing Requirements

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-part799-subpartA.md)
- [Subpart B — Specific Chemical Test Rules](/cfr/40/chI-subchR-part799-subpartB.md)
- [Subpart C — Testing Consent Orders](/cfr/40/chI-subchR-part799-subpartC.md)
- [Subpart D — Multichemical Test Rules](/cfr/40/chI-subchR-part799-subpartD.md)
- [Subpart E — Product Properties Test Guidelines](/cfr/40/chI-subchR-part799-subpartE.md)
- [Subpart F-G — Subparts F-G [Reserved]](/cfr/40/chI-subchR-part799-subpartF-G.md)
- [Subpart H — Health Effects Test Guidelines](/cfr/40/chI-subchR-part799-subpartH.md)