No person may willfully fail or refuse to comply with a lawful order or direction of any emergency medical service agency personnel engaged in the act of delivering or administering emergency medical services, relating to directing, controlling or regulating traffic, so long as such order or direction is conveyed by a retro-reflective hand signing device.
(1986 Code, § 501.11) (Ord. passed 4-17-2007) Penalty, see § 130.99