67 Pa. Code § 79.5 – Classified drivers.

(a) Determination. A driver’s license shall be coded to indicate that a licensee is a classified driver when it is determined, after examination:
1. (1) that the person has a physical disability or condition of significance to be reported to the Department; and
2. (2) that the person does not require special equipment or controls on any vehicle driven by such person.
(b) Significance. A classified driver coding on a license shall indicate to any investigating police officer that, although the licensee has a physical disability, they do not require special equipment or controls to drive a vehicle.