In this Division--
"petroleum plant" means any building, plant, machinery, equipment, tools or
other property that has been used for drilling, whether or not affixed to
land.
"prescribed period" , in relation to land that has ceased to be subject to a
petroleum title, means the period of 6 months from the date on which the land
ceased to be subject to the petroleum title or such longer period as the
Minister may, in any particular case, allow.