This document is the EPA's process manual for responding to request concerning applicability and compliance requiremetns under certain Clean Air Act standards for 111(b), 111(d), 112, and 129. This document is intended for internal use only. It is not intended, nor can it be relied on, to create any rights enforceable by any party in litigation with the United States. This document may be revised without public notice to reflect changes in EPA’s policy.

• EPA Process Manual for Responding to Requests Concerning Applicability and Compliance Requirement of Certain Clean Air Act Stationary Source Programs for 111(b), 112, 111(d), and 129 (PDF)(101 pp, 867 K, July 2020)
  This document is process manual for processing responding to request concerning applicability and compliance requirements under certain Clean Air Act standards.