(1) Except as otherwise provided in this section, minimum staffing requirements for an ALS ambulance when responding to a call to provide EMS for a patient requiring EMS above the skill level of an advanced EMT is one EMS provider at or above the EMT level, one EMS provider above the advanced EMT level and one EMS vehicle operator. Only the two EMS providers need to respond if one of them is also the EMS vehicle operator. When present, an EMS provider qualified to provide the type and level of EMS required by the patient must attend to the patient at the scene and during transportation. If a member of the ambulance crew arrives at the scene before another crew member, that person shall begin providing EMS to the patient at that person's skill level.

(2) Minimum staffing requirements for an ALS ambulance is the same as for a BLS ambulance when the ALS ambulance responds to a call to provide EMS for a patient requiring EMS at or below the skill level of an advanced EMT.