Approval and Promulgation of Air Quality Implementation Plans; District of Columbia; Nitrogen Oxides Budget Program

Riepilogo

EPA is proposing to approve a State Implementation Plan (SIP) revision submitted by the District of Columbia (the District). This revision implements the District's portion of the Ozone Transport Commission's (OTC) September 27, 1994 Memorandum of Understanding (MOU) which describes a regional nitrogen oxides ( NO X ) cap and trade program that will significantly reduce NO X emissions generated within the Ozone Transport Region (OTR). The intended effect of this action is to propose approval of the District's regulations entitled, NO X Emissions Budget Program as a SIP revision in accordance with the requirements of the Clean Air Act.