expiring as to any claimant, or within 1 year of the statute of repose expiring as to any claimant, shall be exempt from compliance with this section. (c) State flexibility No provision of this section shall be construed to preempt any State law (whether effective before, on, or after the date of the enactment of this Act) that establishes a different time period for the filing of written notice. 393. Limitation on liability for volunteer health care professionals (a) In general Title II of the Public Health Service Act ( 42 U.S.C. 202 et seq.) is amended by inserting after section 224 the following: 224A. Limitation on liability for volunteer health care professionals (a) Limitation on liability A physician shall not be liable under Federal or State law in any civil action for any harm caused by an act or omission of such physician, or attending medical personnel supporting such physician, if such act or omission— (1) occurs in the course of furnishing qualified charity care (as such term is defined in section 199B of the Internal Revenue Code of 1986)