Period of limitations

(a) In general Except as provided in subsection (b), a liability action may be filed not later than 4 years after the date on which the claimant discovered or, in the exercise of reasonable care, should have discovered— (1) the harm that is the subject of the action; and (2) the cause of the harm. (b) Legal disability In the case of a person who is under a legal disability, the period of limitations under subsection (a) for a liability action brought by that person shall be tolled until the person ceases to be under a legal disability. (c) Tolling The period of limitations under subsection (a) shall be tolled from the date of the filing of a complaint against a developer or deployer to the date that a court enters a final judgment in the case.