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The Chancellor of Justice supervises the lawfulness of the official acts of the Government, the ministries and the President of the Republic. The Chancellor of Justice also endeavours to ensure that the courts of law, other authorities and civil servants, and other persons or bodies assigned to perform public tasks, comply with the law and fulfil their assigned obligations. The Chancellor of Justice is also charged with tasks concerning the supervision of advocates, public legal aid attorneys and licensed attorneys. The Chancellor of Justice works in connection with the Government.

The current Chancellor of Justice is Mr. Tuomas Pöysti, LL.D. The current Deputy Chancellor of Justice is Mr. Mikko Puumalainen, LL.D., LL.M. trained on the bench.