section 196(3)


196(3) Where the judge to whom an application referred to in subsection (2) is made, on the basis of an affidavit submitted in support of the application, is satisfied that (a) the investigation of the offence to which the authorization relates, or (b) a subsequent investigation of an offence listed in section 183 commenced as a result of information obtained from the investigation referred to in paragraph (a), is continuing and is of the opinion that the interests of justice warrant the granting of the application, the judge shall grant an extension, or a subsequent extension, of the period, each extension not to exceed three years.