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42 U.S.C. 7401 et seq.
57 FR 61992, Dec. 29, 1992, unless otherwise noted.
74 FR 56041, Oct. 29, 2009, unless otherwise noted.
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As required in § 63.11496(f), you must comply with the requirements for metal HAP process vents as shown in the following table.
| For * * * | You must * * * | Except * * * |
|---|---|---|
| Each CMPU with total metal HAP emissions ≥400 lb/yr | Reduce collective uncontrolled emissions of total metal HAP emissions by ≥95 percent by weight by routing emissions from a sufficient number of the metal HAP process vents through a closed vent system to any combination of control devices, according to the requirements of § 63.11496(f)(3), (4), or (5) | Not applicable. |
[91 FR 16534, Apr. 1, 2026]