40 CFR § 98.450 - Definition of the source category.
---
identifier: "/us/cfr/t40/s98.450"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 98.450 - Definition of the source category."
title_number: 40
title_name: "Protection of Environment"
section_number: "98.450"
section_name: "Definition of the source category."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "98"
part_name: "MANDATORY GREENHOUSE GAS REPORTING"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401-7671q."
regulatory_source: "74 FR 56374, Oct. 30, 2009, unless otherwise noted."
cfr_part: "98"
---
# 98.450 Definition of the source category.
The electrical equipment manufacturing or refurbishment category consists of processes that manufacture or refurbish gas-insulated substations, circuit breakers, other switchgear, gas-insulated lines, or power transformers (including gas-containing components of such equipment) containing fluorinated GHGs, including but not limited to sulfur-hexafluoride (SF<sub>6</sub>) and perfluorocarbons (PFCs). The processes include equipment testing, installation, manufacturing, decommissioning and disposal, refurbishing, and storage in gas cylinders and other containers.