The Convention between Thailand and Sweden for the Avoidance of Double Taxation and the Prevention of Fiscal Evasion with respect to Taxes on Income was signed on 19th October 1988 and the instruments of ratification were exchanged on 26th September 1989.
Under Article 28, this Convention shall apply in Thailand :
1. In respect of taxes withheld at source, on amounts paid or remitted on or after 1st January 1990,
2. In respect of other taxes on income, for taxable years or accounting periods beginning on or after 1st January 1990. | 
