Under the CAA, air permitting authorities must ensure that sources are in compliance with applicable requirements to issue a permit. Do the CAA §112(r) provisions constitute applicable requirements for Title V air permits?

Yes. Section 112(r) is an applicable requirement for CAA Title V air permits under 40 CFR Parts 70 or 71. The permit conditions and the actions that owners and operators and air permitting authorities must take to ensure compliance are identified at 40 CFR §68.215.