37 Pa. Code § 41.3
Designations shall be made under 75 Pa.C.S. § 6106 (relating to designation of emergency vehicles by Pennsylvania State Police), which provides that the State Police may designate a vehicle or group of vehicles as emergency vehicles upon a finding that the designation is necessary to the preservation of life or property or to the execution of emergency governmental functions.
The provisions of this § 41.3 adopted May 21, 1982, effective March 10, 1979, 12 Pa.B. 1640.