The SC on Wednesday restrained all high courts from entertaining any petition challenging validity of NJAC act meant to replace the two-decade-old collegium system.
He also made it clear that judiciary cannot depend on executive in choosing judges.
The government had declined to appoint Justice Joseph's to the top court and asked it to reconsider his name.
'The appointment of judges must not be under the control of the government,' says Prashant Bhushan.
Chief Justice of India Ranjan Gogoi on Monday said it was in "our best interest" to heed the advice of the Constitution as not doing so would result in a "sharp descent into chaos".
The Supreme Court on Tuesday tersely told the Centre that appointment of judges in higher judiciary is a "serious" business and cannot be left either to the "hit-and-trial" method or to the mercy of God.
The apex court, which quashed the NJAC Act in an unanimous verdict, also declared as unconstitutional the 99th amendment to the Constitution to bring in the Act to replace the collegium system.
Landmark judgments follow new CJI's assumption of office.
The nullifying of the NJAC Act has put the spotlight on the Judiciary. Concepts like transparency, being open to change, leading from front, management of perceptions that were reserved for the Executive earlier are now relevant for the Judiciary as well, says Sanjeev Nayyar.
The Supreme Court on Thursday said there was no bar on the collegium to go ahead with its work to appoint judges for the higher judiciary, which is plagued with large-scale vacancies.
The Supreme Court on Tuesday ruled out making "wholesale changes" in the collegium system of appointment of judges for higher judciary.