(1) Any inspector may-

(a) where an occupier of any land has failed to comply with any direction given under section 7 of this Act within the specified time; or

(b) where any pest or disease is found on any land permitted to go out of cultivation, apply such treatment or adopt such measures as he thinks necessary for the purpose of preventing, exterminating or restricting, as the case may be, any pest or disease.

(2) Any expenses incurred by any inspector as a result of any treatment or measures undertaken in respect of any land under subsection (1) of this section shall be paid by the occupier to such officer as may be prescribed within thirty days after notification by the inspector of the amount due, and if not so paid, the officer may sue for or authorise any person on his behalf to sue for and recover it.

(3) In any action for the recovery of any amount due under subsection (2) of this section a certificate under the hand of the inspector that such expenses have been incurred shall be prima facie evidence of the same.