(a) An inmate who files a claim that is subject to the grievance system established under § 501.008, Government Code, shall file with the court:
(1) an affidavit or unsworn declaration stating the date that the grievance was filed and the date the written decision described by § 501.008(d), Government Code, was received by the inmate; and
(2) a copy of the written decision from the grievance system.
(b) A court shall dismiss a claim if the inmate fails to file the claim before the 31st day after the date the inmate receives the written decision from the grievance system.

(c) If a claim is filed before the grievance system procedure is complete, the court shall stay the proceeding with respect to the claim for a period not to exceed 180 days to permit completion of the grievance system procedure.