; and (3) has been reviewed by the Government Accountability Office and approved by the Committees on Appropriations of both Houses of Congress: Provided further , That the agency shall submit a report by the end of the fourth quarter of fiscal year 2019 to the Committees on Appropriations and the Government Accountability Office, that identifies for each project/investment that is operational (a) current performance against key indicators of customer satisfaction, (b) current performance of service level agreements or other technical metrics, (c) current performance against a pre-established cost baseline, (d) a detailed breakdown of current and planned spending on operational enhancements or upgrades, and (e) an assessment of whether the investment continues to meet business needs as intended as well as alternatives to the investment: Provided further , That the Secretary is authorized to use the services, facilities, and authorities (but not the funds) of the Commodity Credit Corporation to make program payments for all programs administered by the Agency: Provided further , That other funds made available to the Agency for authorized activities may be advanced to and merged with this account: Provided further , That funds made available to county committees shall remain available until expended: Provided further , That none of the funds available to the Farm Service Agency shall be used to close Farm Service Agency county offices: Provided further , That none of the funds available to the Farm Service Agency shall be used to permanently relocate county based employees that would result in an office with two or fewer employees without prior notification and approval of the Committees on Appropriations of both Houses of Congress. State mediation grants For grants pursuant to section 502(b) of the Agricultural Credit Act of 1987, as amended ( 7 U.S.C. 5101–5106 ), $3,904,000. Grassroots source water protection program For necessary expenses to carry out wellhead or groundwater protection activities under section