Cal. Bus. & Prof. Code § 3756
(a) A respiratory care practitioner who provides respiratory care may be ordered to undergo a professional competency examination approved by the board if, after investigation and review by one or more respiratory care practitioner consultants of the board, there is reasonable cause to believe that the person providing respiratory care is unable or unwilling to practice respiratory care with reasonable skill and patient safety. Reasonable cause shall be determined by the board and may include, but shall not be limited to, the following: