; or (2) the third party was an agent of the individual or entity. (d) Mitigation Changes to the policies, practices, or procedures of an individual or entity for complying with the applicable government standards and guidance after the time of the actual, alleged, feared, or potential for exposure to coronavirus, shall not be considered evidence of liability or culpability. B Liability limitations for health care providers 141. Application of subtitle (a) In general (1) Cause of action (A) In general This subtitle creates an exclusive cause of action for coronavirus-related medical liability actions. (B) Liability A plaintiff may prevail in a coronavirus-related medical liability action only in accordance with the requirements of this title. (C) Application The provisions of this subtitle shall apply to— (i) any cause of action that is a coronavirus-related medical liability action that was filed before the date of enactment of this Act and that is pending on such date of enactment