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South Korea

Republic of Korea

Civil lawPresidential republicReviewed· 2026-08-03
Capital
Seoul
Population
51,700,000
Languages
Korean
Currency
KRW

South Korea · Overview

The legal system of South Korea

A civil-law system that received German doctrine indirectly through Japanese codification during the colonial period, then absorbed substantial American public-law and procedural influence after 1948. The Civil Act of 1958 remains the core private-law statute. The defining institution is the Constitutional Court, created by the 1987 Constitution and sitting from 1988: it is a genuinely powerful tribunal that has struck down hundreds of statutory provisions, dissolved a political party, upheld one presidential impeachment and rejected another, and hears constitutional complaints directly from individuals.

Legal tradition

South Korea belongs to the civil law tradition. A civil-law system that received German doctrine indirectly through Japanese codification during the colonial period, then absorbed substantial American public-law and procedural influence after 1948. The Civil Act of 1958 remains the core private-law statute. The defining institution is the Constitutional Court, created by the 1987 Constitution and sitting from 1988: it is a genuinely powerful tribunal that has struck down hundreds of statutory provisions, dissolved a political party, upheld one presidential impeachment and rejected another, and hears constitutional complaints directly from individuals.

How power is divided

Unitary, with meaningful local autonomy under the Local Autonomy Act: 17 first-level divisions with directly elected governors, mayors and councils. Local ordinances must not contravene statute, and the central government retains extensive supervisory powers. There is no federal division of legislative competence.

Where law comes from

The Constitution
Supreme; enforced by a dedicated Constitutional Court.
Statutes of the National Assembly
The primary source of private and criminal law.
Presidential decrees and ministerial ordinances
Subordinate legislation, reviewable by the Supreme Court for legality.
Treaties
Article 6 gives duly ratified treaties the same effect as domestic law without further enactment.
Supreme Court precedent
Not formally binding, but departure is rare and a conflicting judgment is a ground of appeal.

The legal profession

Unified: an attorney-at-law (변호사) may appear at every level. Since 2009 the route is a three-year professional law school degree followed by the bar examination, replacing the old system of a single national examination and two years at the Judicial Research and Training Institute; the old route closed fully in 2017. Judges and prosecutors are now recruited from practising lawyers rather than straight from training. The Korean Bar Association regulates admission and discipline.

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