The Registrar may, on receiving a request or complaint from any person or on the Registrar's own initiative, conduct an investigation ( compliance examination ) under this Part:
(a) in relation to an ELNO for any of the following purposes:
(i) ascertaining whether or not the operating requirements are being, or have been, complied with;
(ia) ascertaining whether or not the interoperability requirement is being, or has been, complied with;
(ii) investigating any suspected or alleged case of misconduct with respect to the operation of an ELN; or
(b) in relation to a subscriber for either or both of the following purposes:
(i) ascertaining whether or not the participation rules are being, or have been, complied with;
(ii) investigating any suspected or alleged case of misconduct with respect to the use of an ELN.