31 U.S.C. § 7106: Delegation of supervision of assistance

With the approval of the President, the head of an executive agency may delegate or otherwise arrange to have another executive agency carry out or supervise a project or class of projects jointly financed under this chapter. A delegation—(1) shall be made under conditions ensuring that duties and powers delegated are exercised consistent with law; and (2) may not relieve the head of an executive agency of responsibility for the proper and efficient management of a project for which the agency provides assistance.