Also see: Section 2: Summary of laws re: transfer of patients
North Coast EMS Interfacility Transfer Procedure policy #2208
A person placed under a 5150 hold should not be advised that there is no charge for ambulance transport or other aspects of the treatment and evaluation since the Welfare & Institutions Code specifically states that the individual is financially responsible for this psychiatric evaluation.
5150 Survey on California EMS transfers by Agency (July 2016)