; and (ii) the Secretary may require the eligible entity to refund all or part of any payments received by the eligible entity under the program, with interest on the payments as determined appropriate by the Secretary. (5) Certification of eligible entities (A) Certification process The Secretary shall establish a process to create forest land easement acquisition and operational efficiencies, under which the Secretary shall— (i) directly certify eligible entities that meet established criteria; (ii) enter into long-term agreements with certified eligible entities; (iii) accept proposals for cost-share assistance for the purchase of forest land easements throughout the duration of such agreements; and (iv) allow a certified eligible entity to use and modify its own terms and conditions, notwithstanding subparagraphs (C) and (D) of paragraph (4). (B) Certification criteria To be certified under subparagraph (A)(i), an eligible entity shall demonstrate to the Secretary that the eligible entity— (i) will maintain, at a minimum, for the duration of an agreement described in subparagraph (A)(ii)— (I) a plan for administering forest land easements that is consistent with the purposes of the program; (II) the capacity and resources to monitor and enforce forest land easements; and (III) policies and procedures to ensure— (aa) the long-term integrity of forest land easements; (bb) timely completion of acquisitions of forest land easements; and (cc) timely and complete evaluation and reporting to the Secretary on the use of funds provided under the program; (ii) (I) is an eligible entity that has been accredited by the Land Trust Accreditation Commission, or by an equivalent accrediting body, as determined by the Secretary, and has acquired not fewer than 5 forest land easements under the program or any other forest easement program