Interest
The following forms of interest income may, at the taxpayer’s selection, be excluded from the computation of PIT provided that a tax of 15 per cent is withheld at source:
1. interest on bonds or debentures issued by a government organization;
2. interest on saving deposits in commercial banks if the aggregate amount of interest received is not more than 20,000 baht during a taxable year;
3. interest on loans paid by a finance company;
4. interest received from any financial institution organized by a specific law of Thailand for the purpose of lending money to promote agriculture, commerce or industry.