Amend the CSSB 510 by adding a new section as follows: SECTION _____. Subchapter B, Chapter 101, Civil Practice and Remedies Code, is amended by adding Section 101.0211 to read as follows: Sec.101.0211. NO LIABILITY FOR JOINT ENTERPRISE. The common law doctrine of vicarious liability because of participation in a joint enterprise does not impose liability on a governmental unit for a claim brought under this chapter.