Deviation

Deviation means any instance in which an affected source subject to this subpart, or an owner or operator of such a source:
(1) Fails to meet any requirement or obligation established by this subpart including, but not limited to, any emission limitation (including any operating limit) or work practice standard;
(2) Fails to meet any term or condition that is adopted to implement an applicable requirement in this subpart and that is included in the title V operating permit for any affected source required to obtain such a permit;
(3) Fails to meet any emission limitation (including any operating limit) or work practice standard in this subpart during startup, shutdown, or malfunction, regardless of whether or not such failure is allowed by this subpart; or
(4) Fails to take corrective actions within 48 hours that result in parameter monitoring values being within range.

Source

40 CFR § 63.8266


Scoping language

Terms used in this subpart are defined in the CAA, in 63.2, and in this section as follows:

Is this correct? or