Educational Information Only — Not Legal Advice

    This site provides educational information only and is not a substitute for professional legal advice. Consult a qualified Thai lawyer for personalized guidance. Laws may change. Full DisclaimerPrivacy Policy

    Skip to main content
    Last reviewed: by Immigration & Visa Editor
    Share:

    Educational Information Only

    The content on this page is for general educational purposes and does not constitute legal advice. Every legal situation is unique. For matters involving investigation, arrest, litigation, or formal proceedings, consult a qualified legal professional.

    Back to Citation Index
    Immigration — Act of Parliament

    Nationality Act

    Sets the rules for acquisition, loss, and restoration of Thai nationality, including naturalisation criteria (residence, language, income) and the by-birth and by-marriage routes.

    Updated:
    B.E. 2508 (1965)
    Act of Parliament
    Immigration

    Nationality Act

    พระราชบัญญัติสัญชาติ

    Citation details

    English name
    Nationality Act
    Thai name
    พระราชบัญญัติสัญชาติ
    Short citation
    Nationality Act B.E. 2508 (1965)
    Instrument type
    Act of Parliament
    Issuing authority
    Parliament of Thailand รัฐสภา
    Topic area
    Immigration
    Last reviewed
    2026-05-17 by Immigration & Visa Editor

    Where it is cited on this site

    Official source

    For the authoritative wording (and any amending notifications), refer to the issuing authority's official publication:

    www.bora.dopa.go.th/

    Editorial note

    This page is part of our editorial transparency index. It records which primary source we rely on, where we cite it, and when an editor last verified the entry. It is not the official text and does not constitute legal advice.

    If you spot an error or an outdated reference, please flag it via our corrections policy.

    feedback.wasThisHelpful