"relevant activity"

means the provision at a company airport of any service or facility for the purposes of—

(a)the landing, parking or take-off of an aircraft;
(b)the handling or cleaning of an aircraft, the supply of provisions to an aircraft, including, but not limited to, food,or the emergency servicing of an aircraft on an apron, including the supply of fuel; or
(c)the handling of aircraft passengers or their baggage or of cargo at all stages while they are or it is on the premises of such airport,  including the transfer of such passengers, their baggage or such cargo to and from an aircraft, but excludes the refreshment of passengers or the supply of consumer goods at such airport;

[Definition substituted by section 1(e) of Act No. 2 of 1998]