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57 FR 61992, Dec. 29, 1992, unless otherwise noted.
68 FR 64446, Nov. 13, 2003, unless otherwise noted.
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(a) For any coating operation(s) on which you use the compliant material option or the emission rate without add-on controls option, you are not required to meet any operating limits.
(b) For any controlled coating operation(s) on which you use the emission rate with add-on controls option or the control efficiency/outlet concentration option, except those for which you use a solvent recovery system and conduct a liquid-liquid material balance according to § 63.3541(i), you must meet the operating limits specified in Table 4 to this subpart. Those operating limits apply to the emission capture and control systems for the coating operation(s) used for purposes of complying with this subpart. You must establish the operating limits during the performance tests required in § 63.3540 or § 63.3550 according to the requirements in § 63.3546 or § 63.3556. You must meet the operating limits established during the most recent performance tests required in § 63.3540 or § 63.3550 at all times after they have been established during the performance test.
(c) If you use an add-on control device other than those listed in Table 4 to this subpart or wish to monitor an alternative parameter and comply with a different operating limit, you must apply to the Administrator for approval of alternative monitoring under § 63.8(f).
[68 FR 64446, Nov. 13, 2003, as amended at 71 FR 1383, Jan. 6, 2006; 85 FR 10847, Feb. 25, 2020]