(a) An automobile insurer that issues a personal automobile insurance policy that includes an exclusion from coverage authorized by Section 1954.151 does not have a duty to defend or indemnify a claim arising from an event subject to the exclusion.
(b) An automobile insurer that defends or indemnifies a claim against a transportation network company driver for which coverage is excluded under the terms of the policy as authorized by this subchapter has a right of contribution against another insurer that provides automobile insurance to the driver in satisfaction of the coverage requirements under Section 1954.052 or 1954.053, as applicable.