7Notice of penalty fare provisions
1
It shall be the duty of the Executive to secure that a warning notice meeting the requirements of subsection (2) below shall be posted—
a
at every Metro stop, in such a position as to be readily visible to prospective passengers; and
b
in every Metro vehicle, in such a position as to be readily visible to passengers travelling on that vehicle.
2
A warning notice posted pursuant to subsection (1) above shall (however expressed) indicate the circumstances (as provided in section 4 of this Act) in which persons travelling on a Metro vehicle may be liable to pay a penalty fare and state the amount of the penalty fare.