22 (1) Upon application made without notice by an investigator appointed under this Act, a justice of the peace may issue a warrant, if he or she is satisfied on information under oath that there is reasonable ground for believing that, (a) a person has contravened or is contravening this Act or the regulations; and (b) there is in any building, dwelling, receptacle or place anything relating to a contravention of this Act or the regulations.  2005, c. 34, s. 22 (1). Powers (2) A warrant obtained under subsection (1) may authorize an investigator named in the warrant to, (a) enter premises, including a dwelling, specified in the warrant; (b) examine money, valuables, documents, records and other things relevant to the investigation; (c) seize anything on the premises that is relevant to the investigation for the purpose of being used as evidence; (d) require a person, other than a person on the premises of the licensee being investigated, to produce anything mentioned in clause (b) that is relevant to the investigation; (e) remove, for the purpose of making copies or extracts, anything mentioned in clause (b) that is relevant to the investigation; (f) use any data storage, processing or retrieval device or system used in carrying on business in order to produce a document or record in readable form; (g) conduct such tests as are reasonably necessary; (h) remove materials or substances for examination or test purposes subject to the owner, or other occupant of the premises, being notified thereof; and (i) use any other investigative technique or procedure or do anything described in the warrant if information and other evidence concerning the offence will be obtained through the use of the technique or procedure or the doing of the thing.  2005, c. 34, s. 22 (2). Conditions on search warrant (3) A warrant obtained under subsection (1) shall contain such conditions as the justice of the peace considers advisable to ensure that any search authorized by the warrant is reasonable in the circumstances.  2005, c. 34, s. 22 (3). Expert help (4) The warrant may authorize persons who have special, expert or professional knowledge to accompany and assist the investigator in respect of the execution of the warrant.  2005, c. 34, s. 22 (4). Expiry of warrant (5) A warrant issued under this section shall name a date of expiry, which shall be no later than 30 days after the warrant is issued, but a justice of the peace may extend the date of expiry for an additional period of no more than 30 days, on application without notice by the investigator named in the warrant.  2005, c. 34, s. 22 (5). Use of force (6) The investigator named in the warrant may call upon police officers for assistance in executing the warrant and the investigator and the police officers may use whatever force is reasonably necessary to execute a warrant.  2005, c. 34, s. 22 (6). Obstruction (7) No person shall obstruct an investigator carrying out an investigation under this section or withhold from him or her or conceal, alter or destroy anything that is relevant to the investigation.  2005, c. 34, s. 22 (7). Obligation to produce and assist (8) A person who is required to produce anything under clause (2) (d) shall produce it and shall, on request by the investigator, provide any assistance that is reasonably necessary, including assistance in using any data storage, processing or retrieval device or system, to produce a document or record in readable form.  2005, c. 34, s. 22 (8). Return of removed things (9) An investigator who removes or seizes anything from premises under subsection (2) shall return it when it is no longer required.  2005, c. 34, s. 22 (9).