part_subject: "NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)"
subpart_code: "Q"
subpart_subject: "QQQQ—National Emission Standards for Hazardous Air Pollutants for Friction Materials Manufacturing Facilities"
section_number: "63.9490"
section_subject: "What parts of my plant does this subpart cover?"
cfr_reference: "40 CFR 63.9490"
title_name: "Title 40"
title_subject: "Protection of Environment"
parts_covered: "Part 63 (§ 63.8980 to end of part 63)"
revised_date: "Revised as of July 1, 2019"
publication_date: "As of July 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
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(a)This subpart applies to each new, reconstructed, or existing affected source at your friction materials manufacturing facility.
(b)The affected source covered by this subpart is each new, reconstructed, or existing solvent mixer (as defined in § 63.9565) at your friction materials manufacturing facility.
(c)A solvent mixer at your friction materials manufacturing facility is new if you commence construction of the solvent mixer after October 18, 2002. An affected source is reconstructed if it meets the definition of “reconstruction” in § 63.2, and reconstruction is commenced after October 18, 2002.
(d)A solvent mixer at your friction materials manufacturing facility is existing if it is not new or reconstructed.