14 Laws of Malaysia ACT 563 (3) Any police officer may arrest without a warrant any person whom he reasonably believes to have committed or to be committing an offence against this Act, and every offence against this Act shall be deemed to be seizable offence for the purposes of the law for the time being in force relating to criminal procedure. Obstruction of search 11. (1) A person shall be guilty of an offence if he— (a) assaults, obstructs, hinders or delays any police officer in effecting entrance to any premises under this Act or in the execution of any duty imposed or power conferred by this Act; or (b) fails to comply with any lawful demands of a police officer acting in the execution of his duty under this Act. (2) A person guilty of an offence under this section shall on conviction be liable to a fine not exceeding twenty five thousand ringgit or to imprisonment for a term not exceeding three years or to both. Prosecution 12. A prosecution under this Act shall not be instituted except by or with the consent of the Public Prosecutor in writing.