Opinion ID: 4020089
Heading Depth: 4
Heading Rank: 1

Heading: Exclusion of “Temporary Boilers”

Text: After the EPA promulgated the 2011 Area Boilers Rule but before it promulgated the 2013 version, it proposed an amendment to 40 C.F.R. § 63.11195 that added temporary boilers to the list of those boilers not regulated by section 7412. See National Emission Standards for Hazardous Air Pollutants for Area Sources: Industrial, Commercial, and Institutional Boilers (2011 Proposed Area Boilers Rule on Reconsideration), 76 Fed. Reg. 80,532, 80,535 (Dec. 23, 2011). The EPA created the exclusion because, in its view, temporary boilers are “insignificant sources[] and were not included in the EPA’s analysis of the source category.” Id. The Agency eventually defined “temporary boiler” as “any gaseous or liquid fuel boiler that is designed to, and is capable of, being carried or moved from one location to another by means of, for example, wheels, skids, carrying handles, dollies, trailers, or platforms.” See 2013 Area Boilers Rule, 78 Fed. Reg. at 7,491 (quoting 40