75 Pa.C.S. § 3107: Drivers in funeral processions.

(a) General rule.--The driver of a vehicle which is being driven in a funeral procession may:

(1) Park or stand irrespective of the provisions of this part.

(2) Proceed past a red signal indication or stop sign if the lead vehicle in the procession started through the intersection while the signal indicator was green or, in the case of a stop sign, the lead vehicle first came to a complete stop before proceeding through the intersection.

(b) Visual signals required.--The privileges granted by this section shall apply only if each vehicle in the funeral procession displays lighted head lamps and emergency flashers and bears a flag or other insignia designating it as part of a funeral procession.

(b.1) Visual signals authorized.--Notwithstanding any other provision of this title to the contrary, a funeral director or the director's representative may display flashing or revolving purple lights on any funeral processional vehicle which is being driven in a funeral procession.

(c) Right-of-way to emergency vehicles.--This section does not relieve the driver of a vehicle which is being driven in a funeral procession from yielding the right-of-way to an emergency vehicle making use of audible and visual signals, nor from the duty to drive with due regard for the safety of all persons.