4. Section 4 of the Principal Act is amended by inserting in subsection (1) the following definitions:“ ‘accident' means an accident on a public street or in a public place, whether within or outside the Territory, that involves a motor vehicle; ‘driver involved in an accident' means a driver of a motor vehicle that is involved in an accident who—
(a) appears to have attained the age of 15 years; and
(b) attends, or is admitted to, a hospital for the purpose of examination or treatment as a consequence of the accident;