30Securing of crime scene

30 Securing of crime scene (1) A police officer may direct a person to leave a place, or not to enter a place, if the police officer suspects on reasonable grounds that the place may contain evidence of a terrorist act or an imminent terrorist act. Terrorism (Emergency Powers) Act 2003 82 (2) A police officer may direct a person not to interfere with or remove a thing from a place, if the police officer suspects on reasonable grounds that the thing may provide evidence of a terrorist act or an imminent terrorist act. (3) A police officer may cordon off a place that the officer suspects on reasonable grounds may contain evidence of a terrorist act or an imminent terrorist act. (4) A place is cordoned off under subsection (3) if a tape, or other barrier, that is marked "CRIME SCENE – NO ENTRY" or that otherwise clearly indicates that a person is not permitted to enter the place, extends around the place or across all usual entry points to, or exit points from, the place. (5) A person must not, without reasonable excuse, enter a place that is cordoned off under subsection (3). (6) A person must not, without reasonable excuse, tamper with or remove a tape or other barrier used to cordon off a place under subsection (3).