18 CFR § 35.46 - Definitions.

---
identifier: "/us/cfr/t18/s35.46"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "18 CFR § 35.46 - Definitions."
title_number: 18
title_name: "Conservation of Power and Water Resources"
section_number: "35.46"
section_name: "Definitions."
chapter_name: "FEDERAL ENERGY REGULATORY COMMISSION, DEPARTMENT OF ENERGY"
subchapter_number: "B"
subchapter_name: "REGULATIONS UNDER THE FEDERAL POWER ACT"
part_number: "35"
part_name: "FILING OF RATE SCHEDULES AND TARIFFS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "16 U.S.C. 791a-825r, 2601-2645; 31 U.S.C. 9701; 42 U.S.C. 7101-7352."
regulatory_source: "Order 271, 28 FR 10573, Oct. 2, 1963, unless otherwise noted."
cfr_part: "35"
---


# 35.46 Definitions.

As used in this subpart:

(a) *Market Participant* means an entity that qualifies as a Market Participant under § 35.34.

(b) *Organized Wholesale Electric Market* includes an independent system operator and a regional transmission organization.

(c) *Regional Transmission Organization* means an entity that qualifies as a Regional Transmission Organization under 18 CFR 35.34.

(d) *Independent System Operator* means an entity operating a transmission system and found by the Commission to be an Independent System Operator.