‹ Mandating the Use of Purpose Codes for SWIFT Cross-Border Payments_4 January 2021 Re: Virtual Assets - Red Flags and Indicators_30 November 2020 › Re: CBB Rules on Blocking/Unblocking of Customer Accounts_23 December 2020 Click here to download the Letter in PDF format. ‹ Mandating the Use of Purpose Codes for SWIFT Cross-Border Payments_4 January 2021 Re: Virtual Assets - Red Flags and Indicators_30 November 2020 ›