List of Legal Holidays to be Observed by the Bank of Thailand, Commercial Banks, Finance Companies, and Credit Foncier Companies in Thailand During the Year 2009
Thursday 1 Jan New Year's Day
Friday 2 Jan New Year's Day
Monday 9 Feb Makha Bucha Day
Monday 6 Apr Chakri Day
Monday 13 Apr Songkran Festival
Tuesday 14 Apr Songkran Festival
Wednesday 15 Apr Songkran Festival
Friday 1 May National Labour Day (Bank only)
Tuesday 5 May Coronation Day
Friday 8 May Wisakha Bucha Day
Wednesday 1 Jul Mid Year Closing Day (Bank only)
Monday 6 July Special Holiday
Tuesday 7 Jul Asarnha Bucha Day
Effective from B.E. 2550 onwards,
the Asarnha Bucha Day is prescribed
as a holiday, in replacement of the
Buddhist Lent Day
Wednesday 12 Aug H.M. the Queen's Birthday
Friday 23 Oct Chulalongkorn Day
Monday 7 Dec Substitution Day of H.M. the King's Birthday
(On Saturday 5 December)
Thursday 10 Dec Constitution Day
Thursday 31 Dec New Year 's Eve
For commercial banks, finance companies and credit foncier companies in Narathiwat, Pattani, Yala, and Satun, an extra holiday is given for the Eidilfitri Day (Ramadan Day) announced by the Sheikhul Islam Office if it does not fall on any of the holidays listed above or Saturday and Sunday.
Source: http://www.bot.or.th