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42 U.S.C. 7401 et seq.
57 FR 61992, Dec. 29, 1992, unless otherwise noted.
67 FR 45598, July 9, 2002, unless otherwise noted.
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Subscribe to: 40 CFR Part 63 Subpart XXXX - Emission Limitations for Puncture Sealant Application Affected Sources
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At 91 FR 37274, June 22, 2026, as required by the Congressional Review Act and Public Law 119-14, the Environmental Protection Agency removed all amendments to subpart XXXX of part 63 published at 89 FR 94886, Nov. 29, 2024.
(a) You must meet each emission limit in either option 1 or option 2 of table 3 to this subpart that applies to you.
(b) If you use an add-on control device to meet the emission limits in table 3 to this subpart, you must also meet each operating limit in table 4 to this subpart that applies to you.
You must use one of the compliance alternatives in paragraphs (a) through (d) of this section to meet the emission limitations in § 63.5988.
(a) Overall control efficiency alternative. Use an emissions capture system and control device and demonstrate that the application booth emissions meet the emission limits in table 3 to this subpart, option 1a or 1b, and the control device and capture system meet the operating limits in table 4 to this subpart.
(b) Permanent total enclosure and control device efficiency alternative. Use a permanent total enclosure that satisfies the Method 204 criteria in 40 CFR part 51, appendix M. Demonstrate that the control device meets the emission limits in table 3 to this subpart, option 1a or 1b. You must also show that the control device and capture system meet the operating limits in table 4 to this subpart.
(c) Monthly average alternative, without using an add-on control device. Use puncture sealants in such a way that the monthly average HAP emissions do not exceed the emission limits in table 3 to this subpart, option 2.
(d) Monthly average alternative, using an add-on control device. Use a control device to reduce HAP emissions so that monthly average HAP emissions do not exceed the emission limits in table 3 to this subpart, option 2.