(a) A person may assert an actual or threatened violation of Section 2400.002 as a claim or defense in a judicial or administrative proceeding and obtain:
(1) injunctive relief;
(2) declaratory relief; and
(3) court costs and reasonable attorney’s fees.
(b) Notwithstanding any other law, a person may commence an action under this section and relief may be granted regardless of whether the person has sought or exhausted available administrative remedies.