5 CFR § 2638.601 - Authority and purpose.
(b) Purpose. These executive branch regulations supplement and implement titles I, IV and V of the Act and set forth more specifically certain procedures provided in those titles, and furnish examples, where appropriate.
(c) Agency authority. Subject only to the authority of the Office of Government Ethics as the supervising ethics office for the executive branch, all authority conferred on agencies in this subchapter B of chapter XVI of title 5 of the Code of Federal Regulations is sole and exclusive authority.