---
kind: "unit"
title: "10"
title_heading: "Energy"
key: "chII/subchD/part431/subpartY"
level: "subpart"
label: "Subpart Y"
heading: "Pumps"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/10/chII-subchD-part431-subpartY"
sections_count: 6
---

# Subpart Y — Pumps

Title 10 C.F.R. — Energy › Chapter II — Department of Energy › Subchapter D — Energy Conservation › Part 431 — Energy Efficiency Program for Certain Commercial and Industrial Equipment

## Sections

- [§431.461. Purpose and scope.](/cfr/10/431.461.md)
- [§431.462. Definitions.](/cfr/10/431.462.md)
- [§431.463. Materials incorporated by reference.](/cfr/10/431.463.md)
- [§431.464. Test procedure for the measurement of energy efficiency, energy consumption, and other performance factors of pumps.](/cfr/10/431.464.md)
- [§431.465. Pumps energy conservation standards and their compliance dates.](/cfr/10/431.465.md)
- [§431.466. Pumps labeling requirements.](/cfr/10/431.466.md)