Piedmont Environmental Council - pecva.org - Understanding National Interest Electric Transmission Corridors (NIETC) http://pecva.org/anx/index.cfm/1,285,0,0,html National Interest Electric Transmission Corridors (NIETC) information. Federal designation allowing federal eminent domain to site high-voltage transmission lines. Piedmont Environmental Council - pecva.org - Understanding National Interest Electric Transmission Corridors (NIETC) http://pecva.org/_images/logos/pec/Logo336633-113x82-5bit.gif http://pecva.org/anx/index.cfm/1,285,0,0,html Piedmont Environmental Council 60 en