20Evidential material and warrants

#### 20 Evidential material and warrants Vessels, installations and protected land areas (1) An authorising officer may authorise the exercise of maritime powers in relation to a vessel, installation or protected land area if the officer: (a) suspects, on reasonable grounds, that there is evidential material on the vessel, installation or land; or (b) believes, on reasonable grounds, that the exercise of the powers is necessary to enforce a warrant that is in force under an Australian law. Meaning of evidence and warrants authorisation (2) An authorisation under this section is an evidence and warrants authorisation.