No physician, registered nurse, qualified technician, or hospital, or duly licensed clinical laboratory employing or using services of the physician, registered nurse, or qualified technician, may incur any civil or criminal liability as a result of the act of withdrawing blood from any person when directed by a law enforcement officer to do so for the purpose of a blood test under RCW 90.56.550. This section shall not relieve any physician, registered nurse, qualified technician, or hospital or duly licensed clinical laboratory from civil liability arising from the use of improper procedures or failing to exercise the required standard of care.

Effective dates—1991 c 200: See RCW 90.56.901.