Approval and Promulgation of Air Quality Implementation Plans; Maryland; Nonattainment New Source Review Requirements for the 2008 8-Hour Ozone Standard
The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the State of Maryland. The revision is in response to EPA's February 3, 2017 Findings of Failure to Submit for various requirements relating to the 2008 8-hour ozone national ambient air quality standards (NAAQS). This SIP revision is specific to nonattainment new source review (NNSR) requirements. EPA is approving this revision in accordance with the requirements of the Clean Air Act (CAA).