The Collegium system is practice in India since October 28, 1998 and according to this system there used to appointments and transfer of judges in High court and Supreme Court. It is composed of the chief justice of India along with four other senior judges. There is a news headlines that that two chief justice of different high courts are transferred to the supreme court of India. According to resolution signed by the top five judges of Supreme Court, the collegium took into account merit, seniority and representation to high court. The total number of judges of Supreme Court used to be 27 to 29 after the appointment of the two more judges and also the apex court has a sanctioned strength of 31 judges. While recommending the name of the two judges the Supreme Court collegium must look and considered based on their merits, seniority and integrity combined in the high courts. Justice Anniruddha Bose was appointed as a judge of the Calcutta High Court on Jan 19, 2004 and was transferred as Chief Justice of Jharkhand High Court on August 11, 2018 and he stands the seniority list of number 12 of high courts on all India Basis. Justice A.S. Bopanna was appointed as a Judge of the Karnataka High Court in 2006 and was elevated as Guhati High Court in 2018 and he is also stands the seniority list of number 36 of high court on all India Basis.
Supreme Court Collegium System appoints the seniority principle in the past as well where Justice Sanjiv Khanna who stood at number 33 in all India seniority and was appointed as a Supreme Court Judge. But this appointment had arouse controversy at that time where the Bar Council of India and the Delhi Bar Association had issued strongly worded statements suggesting that the collegiums recommendation went against the seniority principle.