A. "Custodian" means an authorized person employed by the Department having personal custody and control of public records of the Department.
B. "Official custodian" means and includes whomever the Secretary of Transportation shall appoint in the Departmental Headquarters elements, the Administrations, and the various Departmental Boards and Commissions (including the Transportation Authority), who are responsible for the maintenance, care, and keeping of public records, regardless of whether these records are in the official custodian's personal custody and control.
C. "Person in interest" means and includes the person who is the subject of a record or any representative designated by that person, except that if the subject of the record is under legal disability, the term "person in interest" shall mean and include the parent or duly appointed legal representative.
D. "Personal records" means and includes any public record that contains information pertaining to a natural person whose identity can be ascertained from the public record with reasonable certainty either by name, address, number, description, finger or voice print, picture, or any other identifying factor or factors.
E. "Third party" means any natural person, corporation, partnership, firm, association or governmental agency who is not a "person in interest."