---
kind: "section"
citation: "40 C.F.R. § 1090.1565"
title: "40"
number: "1090.1565"
heading: "Requirements related to dispensing liquefied petroleum gas."
url: "https://uscodex.org/cfr/40/1090.1565"
---

# §1090.1565. Requirements related to dispensing liquefied petroleum gas.

- (a) Except for pumps dedicated to heavy-duty vehicles, any pump installation used for dispensing liquefied petroleum gas into motor vehicles must have a nozzle that has no greater than 2.0 cm 3 dead space from which liquefied petroleum gas will be released when the nozzle disconnects from the vehicle.
- (b) Determine the volume of the nozzle cavity using calculations based on the geometric shape of the nozzle, with an assumed flat surface where the nozzle face seals against the vehicle.

## Notes

### Authority

Authority: 42 U.S.C. 7414, 7521, 7522-7525, 7541, 7542, 7543, 7545, 7547, 7550, and 7601.

### Source

Source: 85 FR 78469, Dec. 4, 2020, unless otherwise noted.