(A) Officers of the Police Department and Fire Department or those officers as are assigned by the Chief of the Police or Fire Department are hereby authorized to direct traffic by voice, hand or signal in conformance with traffic laws, provided that in the event of a fire or other emergency or to expedite traffic or to safeguard pedestrians, officers of the Police or Fire Department may direct traffic as conditions may require, notwithstanding the provisions of the traffic laws.
(B) No person shall willfully fail or refuse to comply with any lawful order, signal or direction of a police officer, firefighter or any person authorized by state law to direct traffic.
Penalty, see §§ 3-2-8-1 et seq.