2021-12-27 | Ref: 34/01/025/0038/003The Central Bank of Sri Lanka issued Addendum 4 to Circular No. 02 of 2019 to modify the Merchant Discount Rate (MDR) for LANKAQR transactions. The regulator mandates that the reduced MDR of 0.5%, previously set to expire on 31 December 2021, is extended indefinitely until further notice. This directive applies to all licensed banks, financial companies, and mobile e-money operators in Sri Lanka.