Reviewed by ThaiLawOnline, a licensed Thai law firm practising in Thailand since 2006. Thai lawyer of record: Wichuda Atthamethakon, LL.M., Thai Bar Licence 3149/2556.
Last updated on August 6, 2026
Medical condition for which cure is not expected and death is foreseeable. Under Section 12 of the National Health Act B.E. 2550 (2007), a patient diagnosed by their physician as terminally ill may execute an advance directive refusing life-sustaining treatment. Doctors who comply with a validly executed living will are protected from civil, criminal and professional liability.
See also our full guide: making a will in Thailand.
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