12 C.F.R. § 1270.8
The Secretary of the Treasury or the Acting Secretary of the Treasury is hereby authorized and empowered, as the agent of FHFA and the Banks, to administer §§ 1270.6 and 1270.7 , and to delegate such authority at their discretion to other officers, employees, and agents of the Department of the Treasury. Any such regulations may be waived on behalf of FHFA and the Banks by the Secretary of the Treasury, the Acting Secretary of the Treasury, or by an officer of the Department of the Treasury authorized to waive similar regulations with respect to United States securities, but only in any particular case in which a similar regulation with respect to United States securities would be waived. The terms "securities" and "bonds" as used in this section shall, unless the context otherwise requires, include and apply to coupons and interim certificates.
12 C.F.R. §1270.8