Act 7 Electronic Signatures Act 2011 42. Notification of change of information. (1) A certification service provider shall, before making an amendment or alteration to any of its constituent documents or before any change in its director or chief executive officer, furnish the Controller particulars in writing of any proposed amendment, alteration or change. (2) A licensed certification service provider shall immediately notify the Controller of any amendment or alteration to any information or document which has been furnished to the Controller in connection with the licence. 43. Use of trustworthy systems. (1) A certification service provider shall only use a trustworthy system— (a) to issue, suspend or revoke a certificate; (b) to publish or give notice of the issuance, suspension or revocation of a certificate; and (c) to create a private key, whether for itself or for a subscriber. (2) A subscriber shall only use a trustworthy system to create a private key. 44. Disclosures on inquiry. (1) A certification service provider shall, on an inquiry being made to it under this Act, disclose any material certification practice statement and any fact material to either the reliability of a certificate, which it has issued or its ability to perform its services. (2) A certification service provider may require a signed, written and reasonably specific inquiry from an identified person and payment of the prescribed fee, as conditions precedent to effecting a disclosure required under subsection (1). 45. Prerequisites to issue of certificate to subscriber. (1) A certification service provider may issue a certificate to a subscriber where the following conditions are satisfied— 33