(a) As required in §63.7(a)(2), you must conduct a performance test within 180 calendar days of the compliance date that is specified in §63.1443 for your affected source to demonstrate initial compliance with each emission and opacity limit in §§63.1443 and 63.1446 that applies to you.

(b) For each work practice standard and operation and maintenance requirement that applies to you where initial compliance is not demonstrated using a performance test or opacity observation, you must demonstrate initial compliance within 30 calendar days after the compliance date that is specified for your affected source in §63.1443.


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