21.—(1) The Director-General may, by notice in writing, require the owner or occupier of any premises, vessel or aircraft or any pond, well, pool or other body of water, to carry out the spraying or fogging thereof with any form of pesticide within the time specified in such notice.
[4/2002]
(2) Notwithstanding subsection (1), the Director-General may, if he considers necessary, himself carry out such spraying or fogging and recover any costs or expenses incurred by him from the owner or occupier of the premises, vessel or aircraft or pond, well, pool or other body of water, as the case may be.
[4/2002]
(3) No person shall remove or render less effective any pesticide so sprayed or fogged under subsection (1) or (2).