(1) The emergency medical services and emergency medical health care facilities anticipated by this chapter may be financed by service charges and bonds or by subsidy by some governmental agency.
(2) The bonds, which shall be issued under §§ 14-137-101 — 14-137-123, may be financed by service charges and rates levied by ordinance.
(3) The service charges and rates shall be assessed and collected on a per unit of service basis as determined by the EMS Board.