Existing Regulations
B4.11: Electric power substations and interconnection facilities
Construction or modification of electric power substations or interconnection facilities (including, but not limited to, switching stations and support facilities).
Previous Regulations
Categorical Exclusion Determinations dated before November 14th, 2011 were issued under previous DOE NEPA regulations. See the Notice of Final Rulemaking (76 FR 63763, 10/13/2011) for information changes to this categorical exclusion.