1. The judges of the Supreme Court and the High Courts are appointed by the President on the advice of the Prime Minister and in consultation with the Chief Justice of the Supreme Court. But once appointed they are free to pass judgment
2. In practice it now means that the senior judges of the Supreme Court select the new judges of the Supreme Court and the High Courts. There is very little scope for interference by the political executive.
3. The senior most judge of the Supreme Court is usually appointed the Chief Justice. Once a person is appointed as judge of the Supreme Court or the High Court it is nearly impossible to remove him or her from that position.
4. A judge can be removed only by an impeachment motion passed separately by two-thirds members of the two Houses of the Parliament. It has never happened in the history of Indian democracy.