81Circumstances preventing compliance with Act may be defence to prosecution

#### 81 Circumstances preventing compliance with Act may be defence to prosecution Where this Act or the regulations require any act or thing to be done by a person, otherwise than in terms that require the person to take all reasonably practicable steps to do that act or thing, it is a defence to a prosecution of that person for refusing or failing to do that thing if the person proves that, because of an emergency prevailing at the time of the refusal or failure, it was not reasonably practicable to do that act or thing.