The leadership of the court continued under Prof. Dr Mohammad Mahfud, a senior politician of National Awakening Party and member of parliament. The constitutional court has five jurisdictions: Constitutional review of legislation (law) Disputes about constitutional competence between state institutions Disputes about electoral results Dissolution of political parties Impeachment of the President or Vice President of Indonesia With the establishment of the court, the aim is to safeguard democracy and the constitution according to the principle of rule of law, and the constitutional rights of the people and human rights can be protected accordingly. The high-profile performance of the constitutional court has made it a respected institution in Indonesia. During the general election and the first presidential election in 2004, the role taken by the constitutional court was widely appreciated by the people. Many landmark decisions have been made in the fields of politics, social, and economic law since its first year of establishment. The rehabilitation of the political rights of former members of communist party, the prohibition of retroactive law of anti-terrorism, the abolition of articles of subversive law and of defamation against presidential institution, etc., are among the landmark decisions which made it influential in guiding the new democracy of Indonesia. Public interest in the court has included discussion of the appointment processes of judges; the delineation of responsibilities between the Constitutional Court and other parts of the legal system; and overall approach that the Court has taken to the issues that it has considered. In mid-2011 the Indonesian parliament approved certain changes to the 2003 Constitutional Court Law that established the Constitutional Court. The revisions approved include changes to the arrangements for the Court's ethics council, a strengthening of the qualifications and experience required for the appointment of justices, a reduction in the term of the Court's chair and deputy chair (to two-and-a-half years, down from three years), and raising the mandatory retirement age for justices from 67 to 70 years. The proposal to change the arrangements for the membership of the Court's ethics council was a controversial issue with the first chief judge of the court, Jimly Asshiddiqie, describing the planned changes as "frivolous." In October 2013, in a move designed to improve the standards of appointment of justices to the Court following the arrest of the then-chief justice Akil Mochtar, president Susilo Bambang Yudhoyono issued a regulation-in-lieu-of-law (known as a Peraturan Pemerintah Pengganti Undang-undang or