(a) [Reserved]
(b) EPA approves the attainment demonstration State Implementation Plan for the City of Weirton, including the Clay and Butler Magisterial Districts area in Hancock County, West Virginia, submitted by the West Virginia Department of Environmental Protection on December 29, 2003. [43 FR 52240, Nov. 9, 1978, as amended at 51 FR 40676, Nov. 7, 1986; 69 FR 24992, May 5, 2004; 78 FR 33985, June 6, 2013]