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§ 63.8683 When must I comply with this subpart?
(a) If you have a new or reconstructed affected source and start up:
(1) On or before April 29, 2003, then you must comply with the requirements for new and reconstructed sources in this subpart no later than April 29, 2003.
(2) After April 29, 2003, then you must comply with the requirements for new and reconstructed sources in this subpart upon startup.