Section 158
Statutory text (Thai original)
ความสำคัญผิดตามมาตรา ๑๕๖ หรือมาตรา ๑๕๗ ซึ่งเกิดขึ้นโดยความประมาทเลินเล่ออย่างร้ายแรงของบุคคลผู้แสดงเจตนา บุคคลนั้นจะถือเอาความสำคัญผิดนั้นมาใช้เป็นประโยชน์แก่ตนไม่ได้
Verbatim from the Royal Gazette / Office of the Council of State
English translation
If the mistake under Section 156 or Section 157 was due to the gross negligence of the person making such declaration, he cannot avail himself of such invalidity.
This English translation is provided for reference only and has not yet been firm-verified. Always rely on the Thai original.
Firm annotation
Section 158 is part of Book 1 (General Principles) of the Thai Civil and Commercial Code. This entry is awaiting firm-authored commentary; the statutory text above is verbatim from the Office of the Council of State (OCS Krisdika) Thai source, with the English translation from the FAO/UN FAOLEX repository. Always rely on the Thai original for legal proceedings.
Cited in 36 Supreme Court decisions (1948 to 2024)
Selected citing decisions
- Decision 7019/2567 (2024)
- Decision 1245/2559 (2016)
- Decision 4906/2558 (2015)
- Decision 7058/2543 (2000)
- Decision 3360-3410/2543 (2000)
- Decision 555/2538 (1995)
- Decision 1525/2536 (1993)
- Decision 2799/2527 (1984)
This list is selected automatically, weighted towards judgments that turn on this section rather than ones that merely recite it when passing sentence. It has not yet been reviewed by the firm.
Most often cited alongside
Sections that appear in the same judgments as this one most often. The figure is the number of decisions.
Counted across the firm's corpus of 83,652 Supreme Court decisions, 1921 to 2026. These figures are computed by us and are not official court statistics.
Related guides on ThaiLawOnline
Cite this section
-
Plain citation
Civil and Commercial Code, s. 158 (Thailand) -
Academic citation
Civil and Commercial Code (Thailand), s. 158. ThaiLawOnline, https://www.thailawonline.com/thai-civil-code/section-158/ (accessed 8 August 2026). -
Thai citation
ป.พ.พ. มาตรา 158 -
Permalink
https://www.thailawonline.com/thai-civil-code/section-158/ -
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<blockquote cite="https://www.thailawonline.com/thai-civil-code/section-158/"><p>If the mistake under Section 156 or Section 157 was due to the gross negligence of the person making such declaration, he cannot avail himself of such invalidity.</p><footer>Civil and Commercial Code, s. 158 (Thailand) — <a href="https://www.thailawonline.com/thai-civil-code/section-158/">ThaiLawOnline</a></footer></blockquote>
The Thai text is authoritative. The English is an unofficial translation by ThaiLawOnline, free to reuse with attribution.