§ 1f. Challenge cost-share agreement authority

(1) Definitions
For purposes of this subsection:
(A) The term “challenge cost-share agreement” means any agreement entered into between the Secretary and any cooperator for the purpose of sharing costs or services in carrying out authorized functions and responsibilities of the Secretary of the Interior with respect to any unit or program of the National Park System (as defined in section 1c (a) of this title), any affiliated area, or any designated National Scenic or Historic Trail.
(B) The term “cooperator” means any State or local government, public or private agency, organization, institution, corporation, individual, or other entity.
(2) Challenge cost-share agreements
The Secretary of the Interior is authorized to negotiate and enter into challenge cost-share agreements with cooperators.
(3) Use of Federal funds
In carrying out challenge cost-share agreements, the Secretary of the Interior is authorized to provide the Federal funding share from any funds available to the National Park Service.