 Mesut Yılmaz became so the first prime minister ever to stand trial in the Constitutional Court of Turkey.The highest court ruled on June 23, 2006 that on some of the allegations relating to their term of office and responsibilities, Mesut Yılmaz (June 30, 1997 – January 11, 1999) and Güneş Taner (June 30, 1997 – November 25, 1998) are guilty of bid rigging as per Turkish Penal Code's Article 765 Section 205.However, the sentences were reprieved in accordance with applicable laws.