; and (ii) is not covered by such section 1710(e)(1)(G). (b) Limitations (1) The Secretary may only furnish hospital care and medical services under subsection (a) to the extent and in the amount provided in advance in appropriations Acts for such purpose. (2) Hospital care and medical services may not be furnished under subsection (a) for a disease, illness, or condition of an individual that is found, in accordance with guidelines issued by the Under Secretary for Health, to have resulted from a cause other than the residence or employment of the individual as specified in that subsection. (3) The Secretary may provide reimbursement for hospital care or medical services provided to an individual under this section only after the individual or the provider of such care or services has exhausted without success all claims and remedies reasonably available to the individual or provider against a third party (as defined in section 1725(f) of this title) for payment of such care or services, including with respect to health-plan contracts (as defined in such section). . (2) Clerical amendment The table of sections at the beginning of such chapter is amended by inserting after the item relating to section 1787 the following new item: 1787A. Health care of civilian firefighters and family members of veterans stationed at certain military installations. . (c) Annual reports (1) In general During the three-year period beginning in the year in which the study conducted under section 316 of the National Defense Authorization Act for Fiscal Year 2018 ( Public Law 115–91 ) is submitted to Congress, the Secretary of Veterans Affairs shall submit to the Committee on Veterans’ Affairs of the Senate and the Committee on Veterans’ Affairs of the House of Representatives an annual report on the care and services provided under sections 1710(e)(1)(G) and 1787A of title 38, United States Code (as added by subsections (a) and (b)(1), respectively). (2) Elements Each report under paragraph (1) shall set forth the following: (A) The