---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchU/part1090"
level: "part"
label: "Part 1090"
heading: "Regulation of Fuels, Fuel Additives, and Regulated Blendstocks"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchU-part1090"
sections_count: 165
---

# Part 1090 — Regulation of Fuels, Fuel Additives, and Regulated Blendstocks

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter U — Air Pollution Controls

## Contents

- [Subpart A — General Provisions](/cfr/40/chI-subchU-part1090-subpartA.md)
- [Subpart B — General Requirements and Provisions for Regulated Parties](/cfr/40/chI-subchU-part1090-subpartB.md)
- [Subpart C — Gasoline Standards](/cfr/40/chI-subchU-part1090-subpartC.md)
- [Subpart D — Diesel Fuel and ECA Marine Fuel Standards](/cfr/40/chI-subchU-part1090-subpartD.md)
- [Subpart E — Subpart E [Reserved]](/cfr/40/chI-subchU-part1090-subpartE.md)
- [Subpart F — Transmix and Pipeline Interface Provisions](/cfr/40/chI-subchU-part1090-subpartF.md)
- [Subpart G — Exemptions](/cfr/40/chI-subchU-part1090-subpartG.md)
- [Subpart H — Averaging, Banking, and Trading Provisions](/cfr/40/chI-subchU-part1090-subpartH.md)
- [Subpart I — Registration](/cfr/40/chI-subchU-part1090-subpartI.md)
- [Subpart J — Reporting](/cfr/40/chI-subchU-part1090-subpartJ.md)
- [Subpart K — Batch Certification and Designation](/cfr/40/chI-subchU-part1090-subpartK.md)
- [Subpart L — Product Transfer Documents](/cfr/40/chI-subchU-part1090-subpartL.md)
- [Subpart M — Recordkeeping](/cfr/40/chI-subchU-part1090-subpartM.md)
- [Subpart N — Sampling, Testing, and Retention](/cfr/40/chI-subchU-part1090-subpartN.md)
- [Subpart O — Survey Provisions](/cfr/40/chI-subchU-part1090-subpartO.md)
- [Subpart P — Retailer and Wholesale Purchaser-Consumer Provisions](/cfr/40/chI-subchU-part1090-subpartP.md)
- [Subpart Q — Importer and Exporter Provisions](/cfr/40/chI-subchU-part1090-subpartQ.md)
- [Subpart R — Compliance and Enforcement Provisions](/cfr/40/chI-subchU-part1090-subpartR.md)
- [Subpart S — Attestation Engagements](/cfr/40/chI-subchU-part1090-subpartS.md)