(1) may be for a period that begins in one fiscal year and ends in another fiscal year so long as the period of the agreement does not exceed three years. (4) Limitation on reimbursable agreements An agreement with an agency under paragraph (1) may not provide for reimbursement of the agency for regulatory enforcement activities. An agreement under such paragraph with respect to a site also may not change the cleanup standards selected for the site pursuant to law or establish a cleanup level inconsistent with the Forest Service’s future intended land use. (5) Definitions In this subsection: (A) The term Indian tribe has the meaning given such term in section 101 of CERCLA ( 42 U.S.C. 9601 ). (B) The term nonprofit conservation organization means any 501(c)(3) non-governmental nonprofit organization whose primary purpose is conservation of open space or natural resources. (C) The term owner of covenant property means an owner of property subject to a covenant provided by the United States in accordance with the requirements of paragraphs (3) and (4) of section 120(h) of CERCLA ( 42 U.S.C. 9620(h) ), so long as the covenant property is the site at which the services procured under paragraph (1) are to be performed. (6) Savings clause Nothing in this subsection affects the applicability of section 120 of CERCLA ( 42 U.S.C. 9620 ) to the Department of Agriculture or the obligations and responsibilities of the Department of Agriculture under subsection (h) of such section. (e) Response action contractors The provisions of section 119 of CERCLA ( 42 U.S.C. 9619 ) apply to response action contractors (as defined in that section) who carry out response actions under this section. (f) Surety-Contractor relationship Any surety which provides a bid, performance, or payment bond in connection with any direct Federal procurement for a response action contract under the Trespass Cannabis Cultivation Site Remediation Program and begins activities to meet its obligations under such bond, shall, in connection with such