 During the existence of the Republic of Korea, the Constitution has been revised or rewritten several times, the most recent of which was in 1987 at the beginning of the Sixth Republic.The Court Organization Act, which was passed into law on 26 September 1949, officially created a three-tiered, independent judicial system in the Republic of Korea.The revised Constitution of 1987 guaranteed that judges would not be removed from office for any reason other than impeachment, criminal acts, or incapacity.