40 CFR § 1054.300 - Applicability.

---
identifier: "/us/cfr/t40/s1054.300"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 1054.300 - Applicability."
title_number: 40
title_name: "Protection of Environment"
section_number: "1054.300"
section_name: "Applicability."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "U"
subchapter_name: "AIR POLLUTION CONTROLS"
part_number: "1054"
part_name: "CONTROL OF EMISSIONS FROM NEW, SMALL NONROAD SPARK-IGNITION ENGINES AND EQUIPMENT"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401-7671q."
regulatory_source: "73 FR 59259, Oct. 8, 2008, unless otherwise noted."
cfr_part: "1054"
---


# 1054.300 Applicability.

This subpart specifies requirements for engine manufacturers to test their production engines for exhaust emissions to ensure that the engines are being produced as described in the application for certification. The production-line verification described in 40 CFR part 1060, subpart D, applies for equipment and components for evaporative emissions.