18 CFR § 45.1 - Applicability; who must file.

---
identifier: "/us/cfr/t18/s45.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "18 CFR § 45.1 - Applicability; who must file."
title_number: 18
title_name: "Conservation of Power and Water Resources"
section_number: "45.1"
section_name: "Applicability; who must file."
chapter_name: "FEDERAL ENERGY REGULATORY COMMISSION, DEPARTMENT OF ENERGY"
subchapter_number: "B"
subchapter_name: "REGULATIONS UNDER THE FEDERAL POWER ACT"
part_number: "45"
part_name: "APPLICATION FOR AUTHORITY TO HOLD INTERLOCKING POSITIONS"
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; 3 CFR 142."
regulatory_source: "Order 141, 12 FR 8501, Dec. 19, 1947, unless otherwise noted."
cfr_part: "45"
---


# 45.1 Applicability; who must file.

(a) This part applies to any person seeking to hold the following interlocking positions:

(1) Officer or director of more than one public utility;

(2) Officer or director of a public utility and of any bank, trust company, banking association, or firm that is authorized by law to underwrite or participate in the marketing of securities of a public utility; or

(3) Officer or director of a public utility and of any company supplying electrical equipment to such public utility.

(b) Any person seeking to hold any interlocking position described in § 45.2 of this chapter must do the following:

(1) Apply for Commission authorization under § 45.8 of this chapter; or

(2) If qualified, comply with the requirements for automatic authorization under § 45.9 of this chapter.

(c) Notwithstanding paragraphs (a) and (b) of this section, any person may temporarily hold an interlocking position described in § 45.2 for no more than 90 days within a twelve-month period without applying for Commission authorization under § 45.8 and without complying with the requirements for authorization under § 45.9.

[Order 446, 51 FR 4904, Feb. 10, 1986, as amended by Order 856, 84 FR 7282, Mar. 4, 2019]