40 CFR 63.2150 - What are my general requirements for complying with this subpart?
(b) You must always operate and maintain your affected source, including monitoring equipment, according to the provisions in § 63.6(e)(1)(i). If the date upon which you must demonstrate initial compliance as specified in § 63.2160 falls after the compliance date specified for your affected source in § 63.2133, then you must maintain a log detailing the operation and maintenance of the continuous monitoring systems and the process and emissions control equipment during the period between those dates.
(c) You must develop a written malfunction plan. It will be as specified in § 63.6(e)(3), except that the requirements for startup, shutdown, and maintenance plans, records and reports apply only to malfunctions. Under this subpart, a period of malfunction is expressed in whole batches and not in portions of batches.