Section 62.8363 - Identification of plan-Western North Carolina Regional Air Quality Agency(a)Delegation of authority. On April 2, 2018, the EPA signed a Memorandum of Agreement (MOA) that defines policies, responsibilities, and procedures pursuant to 40 CFR part 62, subpart LLL (the "Federal plan") by which the Federal plan will be administered by the Western North Carolina Regional Air Quality Agency (WNCRAQA).(b)Identification of sources. The MOA and related Federal plan apply to all affected SSI units for which construction commenced on or before October 14, 2010.(c)Effective date of delegation. The delegation became fully effective on April 2, 2018, the effective date of the MOA between the EPA and the WNCRAQA. 83 FR 19186 , May 2, 2018