Texas Health and Safety Code - HEALTH & SAFETY § 784.004. Limitation on Liability

(a) Except as provided by Subsection (b), an emergency response team or an emergency response team member providing critical incident stress management services or crisis response services is not liable for damages, including personal injury, wrongful death, property damage, or other loss related to the team's or member's act, error, or omission in the performance of the services, unless the act, error, or omission constitutes wanton, wilful, or intentional misconduct.

(b) Subsection (a) limits liability for damages in any civil action, other than an action under Chapter 74, Civil Practice and Remedies Code.