Date Holiday 1 Jan New Year's Day 2 Jan New Year's Eve (Substitution Day for Sunday 31 December 2006) 5 Mar Makha Bucha Day (Substitution Day for Saturday 3 March) 6 Apr Chakri Day 13 Apr Songkran Festival 16 Apr Songkran Festival (Substitution Day for Saturday 14 April and Sunday 15 April) 17 Apr Songkran Festival (Substitution Day for Songkran Festival) (Government only) 1 May National Labour Day (Bank only) 7 May Coronation Day (Substitution Day for Saturday 5 May) 31 May Wisakha Bucha Day 30 Jul Asarnha Bucha Day (Substitution Day for Sunday 29 July) Effective from B.E.2550 onwards, the Asarnha Bucha Day is prescribed as a holiday, in replacement of the Buddhist Lent Day) 13 Aug H.M. the Queen's Birthday (Substitution Day for Sunday 12 August) 20 Aug a special public holiday following the referendum date on August 19 (Government only) 23 Oct Chulalongkorn Day 5 Dec H.M. the King's Birthday 10 Dec Constitution Day 31 Dec New Year's Eve For commercial banks, finance companies, and credit foncier companies in the provinces of Narathiwat, Pattani, Yala and Satun, an extra holiday is given for the Eidilfitri Day (Ramadan Day) announced by the Sheikhul Islam Office if the day does not coincide with the above mentioned holidays or Saturday and Sunday. Source: Bank of Thailand