; and (II) any service by a veteran as a civilian firefighter for a period specified by the Secretary at a covered military installation at which individuals were exposed, or suspected to be exposed, to substances specified in clause (ii) shall be treated as active duty service at such installation, regardless of whether such service occurs after the date on which the veteran was discharged or released from the Armed Forces, notwithstanding section 101(21) of this title. (iv) In this subparagraph, the term covered military installation means a military installation at which individuals were exposed to perfluorooctanoic acid or other per- and polyfluoroalkyl substances, including exposure through a well that provides water for human consumption that is contaminated with such substances. . (2) Limitation Paragraph (2)(B) of such section is amended by striking or (F) and inserting (F), or (G) . (b) Civilian firefighters and family members of veterans (1) In general Subchapter VIII of chapter 17 is amended by adding at the end the following new section: 1787A. Health care of civilian firefighters and family members of veterans stationed at certain military installations (a) In general (1) Beginning on the date that is 90 days after the date of the enactment of this section, subject to subsection (b), an individual described in paragraph (2) shall be eligible for hospital care and medical services furnished by the Secretary for any disease, illness, or condition for which a veteran may receive hospital care and medical services under section 1710(e)(1)(G)(ii) of this title, notwithstanding that there is insufficient medical evidence to conclude that such disease, illness, or condition is proximately caused, as the case may be, by— (A) the location of the residence as specified in paragraph (2)(A)