; the study has been directly approved by the Secretary; and the study is consistent with the revised Department of Veterans Affairs canine research policy document released on December 18, 2017: Provided , That not later than 180 days after enactment of this Act, the Secretary shall submit to the Committees on Appropriations of both Houses of Congress a detailed report outlining under what circumstances canine research may be needed if there are no other alternatives, how often it was used during that time period, and what protocols are in place to determine both the safety and efficacy of the research. 238. For an additional amount for the Department of Veterans Affairs, $2,000,000,000 to remain available until expended, for infrastructure improvements, including new construction, and in addition to amounts otherwise made available in this Act for such purpose, of which: (1) $750,000,000 shall be available for seismic improvement projects and seismic program management activities, including projects that would otherwise be funded by the Construction, Major Projects, the Construction, Minor Projects, Medical Facilities, or National Cemetery Administration accounts; (2) $100,000,000 shall be for National Cemetery Administration projects within Department Administration - Construction, Major Projects ; (3) $800,000,000 shall be for Veterans Health Administration—Medical Facilities to be used for non-recurring maintenance; and (4) $350,000,000 shall be for Departmental Administration—Construction, Minor Projects ; Provided , That the additional amounts appropriated for the purposes of non-recurring maintenance and minor construction may be used to carry out critical life-safety projects identified in the Department's annual facility condition assessments; sustainment projects; modernization projects; infrastructure repair; renovations at existing Veterans Health Administration medical centers and outpatient clinics