(b) When the funeral lead vehicle lawfully enters an intersection, either by reason of a traffic control device or at the direction of law-enforcement personnel, the remaining vehicles in the funeral procession may follow through the intersection regardless of any traffic control devices or right-of-way provisions prescribed by state or local law.
(c) Funeral processions have the right-of-way at intersections regardless of traffic control devices subject to the following conditions and exceptions:
(1) Operators of vehicles in a funeral procession shall yield the right-of-way to an approaching emergency vehicle giving an audible or visible signal;
(2) Operators of vehicles in a funeral procession shall yield the right-of-way when directed to do so by a police officer; and
(3) Operators of vehicles in a funeral procession must exercise due care when participating in a funeral procession.