Refer the CRIF High Mark Reference Number in your CIR. (This is the number present in your CRIF High Mark CIR after the label HM Ref #: in the TOP RIGHT corner of your CRIF High Mark CIR) Send an email to crifcare@crifhighmark.com.(or reach us at @ 020 67157709/42/71/79/80)with CRIF High Mark Reference Number in the SUBJECT LINE. Mention details about your complaint in the mail such as (Serial number of Account in the CIR, account information being complained, etc.), your contact number & name. CRIF High Mark will send you a Ticket number that you can refer in further discussions with CRIF High Mark. CRIF High Mark shall within 30 DAYS of receipt of your complaint, based on the results of the investigation into your reported complaint, EITHER furnish a corrected CIR to the credit institution which made the original inquiry with CRIF High Mark, in case the reported inaccuracy is due to CRIF High Mark process OR seek corrected credit information, in case the reported inaccuracy is due to data contributed by the credit institution. Once the above process is completed, CRIF High Mark will close the Ticket number corresponding to your complaint. The supervising authority (i.e. Financial Institute of India) The consumer to whom the information pertains. For more information, please visit our blog https://blog.crifhighmark.com/how-when-to-dispute-your-credit-information-report/