[Timeline]: Public holidays in Thailand are detailed from May 1, 2026, to December 31, 2026. [Timeline]: May 1, 2026, is National Labour Day, observed by the private sector and banks, but not civil servants. [Timeline]: May 4, 2026, is Coronation Day, observed by civil servants, private sector, and banks. [Timeline]: May 9, 2026, is Royal Ploughing Ceremony Day, observed only by civil servants. [Timeline]: May 31, 2026, is Visakha Bucha Day, observed by civil servants, private sector, and banks. [Timeline]: June 1, 2026, is a substitute holiday for Visakha Bucha Day, observed by civil servants, private sector, and banks. [Timeline]: June 3, 2026, is Her Majesty the Queen's Birthday, observed by civil servants, private sector, and banks. [Timeline]: July 28, 2026, is His Majesty King Maha Vajiralongkorn's Birthday, observed by civil servants, private sector, and banks. [Timeline]: July 29, 2026, is Asanha Bucha Day, observed by civil servants, private sector, and banks. [Timeline]: July 30, 2026, is Khao Phansa Day, observed only by civil servants. [Timeline]: August 12, 2026, is Her Majesty Queen Sirikit's Birthday and National Mother's Day, observed by civil servants, private sector, and banks. [Timeline]: October 13, 2026, is Nammindramaharaj Day, observed by civil servants, private sector, and banks. [Timeline]: October 23, 2026, is Chulalongkorn Day, observed by civil servants, private sector, and banks. [Timeline]: December 5, 2026, is King Bhumibol Adulyadej's Birthday, National Day and National Father's Day, observed by civil servants, private sector, and banks. [Timeline]: December 7, 2026, is a substitute holiday for King Bhumibol Adulyadej's Birthday, National Day and National Father's Day, observed by civil servants, private sector, and banks. [Timeline]: December 10, 2026, is Constitution Day, observed by civil servants, private sector, and banks. [Timeline]: December 31, 2026, is New Year's Eve, observed by civil servants, private sector, and banks.