; and (2) by amending paragraph (2) to read as follows: (2) Contracts or agreements The Secretary may enter into 1 or more contracts or agreements with a Federal, State, or local agency, a nongovernmental organization, an Indian Tribe, or a private entity to carry out necessary restoration, enhancement, maintenance, repair, assessment, or monitoring of a wetland reserve easement if the Secretary determines that the contract or agreement will advance the purposes of the program. . (e) Wetland reserve enhancement option Subsection (f) of section 1265C of the Food Security Act of 1985 ( 16 U.S.C. 3865c ), as so redesignated, is amended— (1) by striking The Secretary and inserting the following: (1) In general The Secretary ; and (2) by adding at the end the following: (2) Funding Of the funds made available to carry out this section, the Secretary shall reserve not less than 15 percent to carry out this subsection. . 2604. Administration (a) Subordination, exchange, modification, and termination Section 1265D(c) of the Food Security Act of 1985 ( 16 U.S.C. 3865d(c) ) is amended— (1) by amending paragraph (2) to read as follows: (2) Modification and exchange (A) Modification (i) Authority The Secretary may approve a modification of any interest in land, or portion of such interest, administered by the Secretary, either directly or on behalf of the Commodity Credit Corporation, under the program if the Secretary determines that the modification— (I) will support the long-term agricultural viability of the applicable farm or ranch operation and the conservation values of the applicable easement; (II) will result in equal or increased conservation values; (III) is consistent with the original intent of the easement; (IV) is consistent with the purposes of the program