18 CFR 37.3 - Definitions.
(a) Transmission Provider means any public utility that owns, operates, or controls facilities used for the transmission of electric energy in interstate commerce.
(e) Wholesale merchant function means the sale for resale of electric energy in interstate commerce.
(f) Affiliate means:
(1) For any exempt wholesale generator, as defined under section 32(a) of the Public Utility Holding Company Act of 1935, as amended, the same as provided in section 214 of the Federal Power Act; and
(2) For any other entity, the term affiliate has the same meaning as given in § 161.2(a) of this chapter.