18 CFR § 37.1 - Applicability.

---
identifier: "/us/cfr/t18/s37.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "18 CFR § 37.1 - Applicability."
title_number: 18
title_name: "Conservation of Power and Water Resources"
section_number: "37.1"
section_name: "Applicability."
chapter_name: "FEDERAL ENERGY REGULATORY COMMISSION, DEPARTMENT OF ENERGY"
subchapter_number: "B"
subchapter_name: "REGULATIONS UNDER THE FEDERAL POWER ACT"
part_number: "37"
part_name: "OPEN ACCESS SAME-TIME INFORMATION SYSTEMS"
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. 791-825r, 2601-2645; 31 U.S.C. 9701; 42 U.S.C. 7101-7352."
regulatory_source: "Order 889, 61 FR 21764, May 10, 1996, unless otherwise noted."
cfr_part: "37"
---


# 37.1 Applicability.

This part applies to any public utility that owns, operates, or controls facilities used for the transmission of electric energy in interstate commerce and to transactions performed under the *pro forma* tariff required in part 35 of this chapter.