To the extent that necessary funds are available for the purposes the director may:
Any open examination for the position of parole agent I, group supervisor, youth counselor, and other custodial and parole positions which normally afford entry into the Youth Authority service shall require the demonstration of the physical ability to effectively carry out the duties and responsibilities of the position in a manner which would not inordinately endanger the health or safety of a custodial person or a parolee or the health and safety of others.
Ca. Welf. and Inst. Code § 1752