The provisions of this subsection that limit payments to any person, and section 1305(d) of the Agricultural Reconciliation Act of 1987 (
7 U.S.C.
1308 note ), shall not be applicable to payments received by a State, political subdivision, or agency thereof in connection with agreements entered into under an environmental easement enhancement program carried out by that entity that has been approved by the Secretary. The Secretary may enter into such agreements for payments to States, political subdivisions, or agencies thereof that the Secretary determines will advance the purposes of this part.