---
kind: "unit"
title: "10"
title_heading: "Energy"
key: "chII/subchD/part431"
level: "part"
label: "Part 431"
heading: "Energy Efficiency Program for Certain Commercial and Industrial Equipment"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/10/chII-subchD-part431"
sections_count: 147
---

# Part 431 — Energy Efficiency Program for Certain Commercial and Industrial Equipment

Title 10 C.F.R. — Energy › Chapter II — Department of Energy › Subchapter D — Energy Conservation

## Contents

- [Subpart A — General Provisions](/cfr/10/chII-subchD-part431-subpartA.md)
- [Subpart B — Electric Motors](/cfr/10/chII-subchD-part431-subpartB.md)
- [Subpart C — Commercial Refrigerators, Freezers and Refrigerator-Freezers](/cfr/10/chII-subchD-part431-subpartC.md)
- [Subpart D — Commercial Warm Air Furnaces](/cfr/10/chII-subchD-part431-subpartD.md)
- [Subpart E — Commercial Packaged Boilers](/cfr/10/chII-subchD-part431-subpartE.md)
- [Subpart F — Commercial Air Conditioners and Heat Pumps](/cfr/10/chII-subchD-part431-subpartF.md)
- [Subpart G — Commercial Water Heaters, Hot Water Supply Boilers and Unfired Hot Water Storage Tanks](/cfr/10/chII-subchD-part431-subpartG.md)
- [Subpart H — Automatic Commercial Ice Makers](/cfr/10/chII-subchD-part431-subpartH.md)
- [Subpart I — Commercial Clothes Washers](/cfr/10/chII-subchD-part431-subpartI.md)
- [Subpart J — Fans and Blowers](/cfr/10/chII-subchD-part431-subpartJ.md)
- [Subpart K — Distribution Transformers](/cfr/10/chII-subchD-part431-subpartK.md)
- [Subpart L — Illuminated Exit Signs](/cfr/10/chII-subchD-part431-subpartL.md)
- [Subpart M — Traffic Signal Modules and Pedestrian Modules](/cfr/10/chII-subchD-part431-subpartM.md)
- [Subpart N — Unit Heaters](/cfr/10/chII-subchD-part431-subpartN.md)
- [Subpart O — Commercial Prerinse Spray Valves](/cfr/10/chII-subchD-part431-subpartO.md)
- [Subpart P — Mercury Vapor Lamp Ballasts](/cfr/10/chII-subchD-part431-subpartP.md)
- [Subpart Q — Refrigerated Bottled or Canned Beverage Vending Machines](/cfr/10/chII-subchD-part431-subpartQ.md)
- [Subpart R — Walk-in Coolers and Walk-in Freezers](/cfr/10/chII-subchD-part431-subpartR.md)
- [Subpart S — Metal Halide Lamp Ballasts and Fixtures](/cfr/10/chII-subchD-part431-subpartS.md)
- [Subpart T — Compressors](/cfr/10/chII-subchD-part431-subpartT.md)
- [Subpart U — Enforcement for Electric Motors](/cfr/10/chII-subchD-part431-subpartU.md)
- [Subpart V — General Provisions](/cfr/10/chII-subchD-part431-subpartV.md)
- [Subpart W — Petitions To Exempt State Regulation From Preemption; Petitions To Withdraw Exemption of State Regulation](/cfr/10/chII-subchD-part431-subpartW.md)
- [Subpart X — Small Electric Motors](/cfr/10/chII-subchD-part431-subpartX.md)
- [Subpart Y — Pumps](/cfr/10/chII-subchD-part431-subpartY.md)
- [Subpart Z — Dedicated-Purpose Pool Pump Motors](/cfr/10/chII-subchD-part431-subpartZ.md)