tificate, as the case may be, has been filed or made by the person required to do so,is evidence that in that case the person did not do so.Marginal note:Proof of time of compliance(8) If a person is required by this Act, other than Part IV, or the regulations to make a return, statement, answer or certificate, an affidavit of a person acting for the Commission stating that the person(a) has charg