4(1)A person shall be disregarded for the purposes of discount on a particular day if—E+W+S
(a)on the day he is a student, student nurse, apprentice or youth training trainee; and
(b)such conditions as may be prescribed by order made by the Secretary of State are fulfilled.
(2)In this paragraph “apprentice”, “student”, “student nurse” and “youth training trainee” have the meanings for the time being assigned to them by order made by the Secretary of State.