Cal. Welf. & Inst. Code § 16953
(a) For purposes of this chapter “emergency services” means physician services in one of the following:
(5) A standby emergency room in a hospital in existence on January 1, 2007, located in Los Angeles County that meets all of the following requirements:
(C) A hospital with a standby emergency department meeting the requirements of this paragraph shall do both of the following:
(b) For purposes of this chapter, “emergency medical condition” means a medical condition manifesting itself by acute symptoms of sufficient severity, including severe pain, which in the absence of immediate medical attention could reasonably be expected to result in any of the following: