Section 36
SEC. 36. The provision of sections twenty-six, thirty, and thirty-five of this Act shall not be applicable to ambulances nor to police patrol wagons, nor to fire wagons and engines, nor to automobiles or motorcycles especially designated and assigned by the Director of Public Works for the purpose of, and while being used for, the enforcement of this Act. This exemption is not, however, to be construed to authorize or condone uselessly or unnecessarily reckless or fast operation of any of the motor vehicles mentioned in this section, nor exempt from liability under this Act, any operator of such motor vehicle for uselessly or unnecessarily fast or reckless operation.