24 (1) Upon application made without notice by an investigator, a justice of the peace may issue a warrant, if satisfied on information under oath that there are reasonable grounds for believing that, (a)  a person or body has contravened or is contravening this Act or the regulations; and (b)  there is, (i)  in any building, dwelling, receptacle or place anything relating to the contravention of this Act or the regulations, or (ii)  information or evidence that relates to the contravention of this Act or the regulations that may be obtained through the use of an investigative technique or procedure or the doing of anything described in the warrant. Where solicitor-client privilege (2) A warrant issued under subsection (1) may authorize an investigator to examine and seize anything described in the warrant that is subject to any privilege that may exist between a solicitor and the solicitor’s client only if the authorization is necessary to obtain otherwise unavailable evidence of a contravention of this Act. Same (3) A warrant that authorizes an investigator to act as described in subsection (2) shall contain the conditions that the justice of the peace issuing the warrant considers advisable to ensure that any search authorized by the warrant is reasonable in the circumstances. Powers under warrant (4) Subject to any conditions contained in it, a warrant issued under subsection (1) authorizes an investigator, (a)  subject to subsection 22 (4), to enter or access the building, dwelling, receptacle or place specified in the warrant and examine and seize anything described in the warrant; (b)  to make reasonable inquiries of any person, orally or in writing, with respect to anything relevant to the investigation; (c)  to require a person to produce the information or evidence described in the warrant and to provide whatever assistance is reasonably necessary, including using any data storage, processing or retrieval device or system to produce, in any form, the information or evidence described in the warrant; (d)  to use any data storage, processing or retrieval device or system used in carrying on business in order to produce information or evidence described in the warrant, in any form; or (e)  to use any investigative technique or procedure or do anything described in the warrant. Entry of dwelling (5) An investigator shall not exercise the power under a warrant to enter a place, or part of a place, used as a dwelling, unless, (a)  the justice of the peace is informed that the warrant is being sought to authorize entry into a dwelling; and (b)  the justice of the peace authorizes the entry into the dwelling. Conditions on warrant (6) A warrant issued under subsection (1) shall contain the conditions that the justice of the peace considers advisable to ensure that any search authorized by the warrant is reasonable in the circumstances. Expiry of warrant (7) A warrant issued under subsection (1) 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, upon application without notice by an investigator. Time of execution (8) An entry or access under a warrant issued under this section shall be made between 6 a.m. and 9 p.m., unless the warrant specifies otherwise. Use of force (9) An investigator may call upon police officers for assistance in executing the warrant and the investigator may use whatever force is reasonably necessary to execute the warrant. No obstruction (10) No person shall obstruct an investigator executing a warrant under this section or withhold from the investigator or conceal, alter or destroy anything relevant to the investigation being conducted pursuant to the warrant. Expert help (11) The warrant may authorize persons who have special, expert or professional knowledge and other persons as necessary to accompany and assist the investigator in respect of the execution of the warrant. Compliance (12) If an investigator, under clause (4) (c), requires a person to produce evidence or information or to provide assistance, the person shall produce the evidence or information or provide the assistance, as the case may be. Return of seized items (13) An investigator who seizes any thing during the execution of a warrant may make a copy of it and shall return it within a reasonable time. Admissibility of copies (14) A copy of a document or record certified by an investigator to be a true copy of the original is admissible in evidence to the same extent as the original and has the same evidentiary value.