Portal:Constitutions of Thailand

Democracy Monument, Bangkok, representing the Siamese constitution of 1932

Published translations

• "Constitution of the Kingdom of Siam (1949)", by Foreign Office, in British and Foreign State Papers Volume 155 (1958)
• Constitution of Thailand (1991), by National Assembly of Thailand (As it appeared on the National Assembly website in 2006)
• Constitution of Thailand, by Office of the Council of State of Thailand (1997)
• Constitution of Thailand, by Senate of Thailand (2007)
• Constitution of Thailand, by Office of the Council of State of Thailand (2017)

Wikisource translations

• 1. Interim Constitution for National Administration of Siam Act, 2475 Buddhist Era (1932), translated from Thai by Wikisource
• 2. Constitution of the Kingdom of Siam, 2475 Buddhist Era (1932), translated from Thai by Wikisource
  • Royal Decree for Prorogation of the House of People's Representatives and Establishment of a New Council of Ministers (Suspension of Constitution) (1933), translated from Thai by Wikisource
    • Act for Repeal of the Royal Decree Proroguing the House of People's Representatives Dated 1 April 2476 Buddhist Era (1933), translated from Thai by Wikisource
    • Act Implementing Safeguards for the Constitution, 2476 Buddhist Era (1933), translated from Thai by Wikisource
      • Act Repealing the Act Implementing Safeguards for the Constitution, 2481 Buddhist Era (1938), translated from Thai by Wikisource
  • Constitution Amendment on the Name of the Country, 2482 Buddhist Era (1939), translated from Thai by Wikisource
  • Constitution Amendment on Transitory Provisions, 2483 Buddhist Era (1940), translated from Thai by Wikisource
  • Constitution Amendment on Elections of Members of the House of People's Representatives, 2485 Buddhist Era (1942), translated from Thai by Wikisource
• 3. Constitution of the Kingdom of Thailand, 2489 Buddhist Era (1946), translated from Thai by Wikisource
• 4. Constitution of the Kingdom of Thailand (Interim), 2490 Buddhist Era (1947), translated from Thai by Wikisource
  • Errata for the Constitution of the Kingdom of Thailand (Interim), 2490 Buddhist Era (1947), translated from Thai by Wikisource
  • Emergency Decree for the Protection of Peace in Order to Enable the Implementation of the (Interim) Constitution Dated 9 November 2490 Buddhist Era, 2490 BE (1947), translated from Thai by Wikisource
    • Announcement of the Royal Command dated 25 December 2490 BE (1947), translated from Thai by Wikisource
  • Constitution of the Kingdom of Thailand (Interim) Amendment, 2490 BE (1947), translated from Thai by Wikisource
  • Constitution of the Kingdom of Thailand (Interim) Amendment (No. 2), 2491 BE (1948), translated from Thai by Wikisource
  • Constitution of the Kingdom of Thailand (Interim) Amendment (No. 3), 2491 BE (1948), translated from Thai by Wikisource
• 5. Constitution of the Kingdom of Thailand, 2492 Buddhist Era (1949), translated from Thai by Wikisource
• 6. Announcement of the Royal Command Permitting the Application of the Constitution of the Kingdom of Thailand, dated 6 December 2494 BE (1951), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand, 2475 Buddhist Era, 2495 Buddhist Era (1952), translated from Thai by Wikisource
    • Announcement Regarding the Application of the Constitution of the Kingdom of Thailand, dated 18 September 2500 BE (1957), translated from Thai by Wikisource
    • Announcement of the Revolutionary Council No. 3 dated 20 October 2501 BE (1958), translated from Thai by Wikisource
• 7. Administrative Charter of the Kingdom, 2502 Buddhist Era (1959), translated from Thai by Wikisource
• 8. Constitution of the Kingdom of Thailand, 2511 Buddhist Era (1968), translated from Thai by Wikisource
  • Announcement of the Revolutionary Council No. 3 dated 17 November 2514 BE (1971), translated from Thai by Wikisource
• 9. Administrative Charter of the Kingdom, 2515 Buddhist Era (1972), translated from Thai by Wikisource
• 10. Constitution of the Kingdom of Thailand, 2517 Buddhist Era (1974), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand, 2518 Buddhist Era (1975), translated from Thai by Wikisource
  • Order of the National Administrative Reform Council No. 3 (1976), translated from Thai by Wikisource
• 11. Constitution of the Kingdom of Thailand, 2519 Buddhist Era (1976), translated from Thai by Wikisource
  • Announcement of the Revolutionary Council No. 2 dated 20 October 2520 BE (1977), translated from Thai by Wikisource
• 12. Administrative Charter of the Kingdom, 2520 Buddhist Era (1977), translated from Thai by Wikisource
• 13. Constitution of the Kingdom of Thailand, 2521 Buddhist Era (1978), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand, 2528 Buddhist Era (1985), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 2), 2532 Buddhist Era (1989), translated from Thai by Wikisource
  • Announcement of the National Peace Keeping Council No. 3 dated 23 February 2534 BE (1991), translated from Thai by Wikisource
• 14. Administrative Charter of the Kingdom, 2534 Buddhist Era (1991), translated from Thai by Wikisource
• 15. Constitution of the Kingdom of Thailand, 2534 Buddhist Era (1991), translated from Thai by Wikisource
  • Errata for the Constitution of the Kingdom of Thailand, 2534 Buddhist Era (1991), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 1), 2535 Buddhist Era (1992), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 2), 2535 Buddhist Era (1992), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 3), 2535 Buddhist Era (1992), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 4), 2535 Buddhist Era (1992), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 5), 2538 Buddhist Era (1995), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 6), 2539 Buddhist Era (1996), translated from Thai by Wikisource
• 16. Constitution of the Kingdom of Thailand, 2540 Buddhist Era (1997), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 1), 2548 Buddhist Era (2005), translated from Thai by Wikisource
  • Announcement of the Council for Democratic Reform No. 3 (2006), translated from Thai by Wikisource
• 17. Constitution of the Kingdom of Thailand (Interim), 2549 Buddhist Era (2006), translated from Thai by Wikisource
• 18. Constitution of the Kingdom of Thailand, 2550 Buddhist Era (2007), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 1), 2554 Buddhist Era (2011), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 2), 2554 Buddhist Era (2011), translated from Thai by Wikisource
  • Announcement of the National Council for Peace and Order No. 5/2557 (2014), translated from Thai by Wikisource
  • Announcement of the National Council for Peace and Order No. 11/2557 (2014), translated from Thai by Wikisource
• 19. Constitution of the Kingdom of Thailand (Interim), 2557 Buddhist Era (2014), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (Interim), 2557 Buddhist Era, (No. 1), 2558 Buddhist Era (2015), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (Interim), 2557 Buddhist Era, (No. 2), 2559 Buddhist Era (2016), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (Interim), 2557 Buddhist Era, (No. 3), 2559 Buddhist Era (2016), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (Interim), 2557 Buddhist Era, (No. 4), 2560 Buddhist Era (2017), translated from Thai by Wikisource
• 20. Constitution of the Kingdom of Thailand, 2560 Buddhist Era (2017), translated from Thai by Wikisource
  • Amendment to the Constitution of the Kingdom of Thailand (No. 1), 2564 Buddhist Era (2021), translated from Thai by Wikisource

Related works

• Draft Constitution of King Prajadhipok, by Damrong Rajanubhab, Francis Bowes Sayre Sr., & Prajadhipok (1926) (transcription project)
• Message to King Prajadhipok of July 27, 1926
• Draft Constitution of King Prajadhipok, by Raymond Bartlett Stevens & Phraya Siwisanwacha (1932) (start transcription)