Prenuptial Agreements in Thailand
A prenuptial agreement (ante-nuptial agreement) in Thailand is a powerful planning tool — if it’s done to fit local law and procedure. Done well it clarifies what is “personal” property, allocates management of businesses or family assets, and reduces uncertainty if the marriage ends. Done badly (or not registered properly) it’s vulnerable to challenge and may be partly or wholly ineffective. Below is a focused, practice-oriented guide that explains what Thai law allows and forbids, the exact formal steps to make a prenup enforceable, common drafting traps, cross-border issues and a practical checklist you can use with your lawyer. Legal foundation and the single, non-negotiable formal rule Thai family law treats ante-nuptial agreements as special statutory instruments. To be valid a prenup must be in writing, signed by both parties and at least two witnesses, and registered at the time of the marriage registration at the district office (Amphur) ; if it is not properly registered at...