45 C.F.R. § 73.735-501 Prohibited acceptance of gifts, entertainment, and favors.
Title 45 - Public Welfare
(a) Except as provided in §§73.735–502 and 73.735–506, an employee shall not directly or indirectly solicit or accept anything of monetary value, including gifts, gratuities, favors, entertainment or loans from a person who the employee knows, or should know because of the nature of the employee's work: (1) Has, or is seeking to obtain, contractual or other business or financial relations with the employee's principal operating component, or sub-unit thereof; or with a component of the Department with respect to which the employee has official duties; (2) Conducts operations or activities that are regulated by the employee's principal operating component, or sub-unit thereof or by a component of the Department with respect to which the employee has official duties; or (3) Has interests that may be substantially affected by the performance or non-performance of the employee's official duties. (b) Employees may not designate a person or an organization, including charitable or non-profit organizations, to accept any gift which an employee is prohibited from accepting directly.
Title 45: Public Welfare
PART 73—STANDARDS OF CONDUCT
Subpart E—Gifts, Entertainment, and Favors
§ 73.735-501 Prohibited acceptance of gifts, entertainment, and favors.

