There are two types of stamp duty, namely value tax and fixed tax. For value tax, the amount payable varies depending on the nature and value of the instruments. Payment of stamp duty can be made according to the following method. If the instrument is not stamped within the time limit, a penalty of. In Malaysia, stamp duty is a tax levied on a large number of written instruments defined in the First Schedule of Stamp Duty Act 1949. In general, stamp duty is applied to legal, commercial and financial instruments. An instrument must be stamped within 30 days of its execution when it is performed in Malaysia. If the instrument is exported outside Malaysia, it must be stamped in Malaysia within 30 days of its first receipt.. . .