After Maithripala Sirisena was elected President, Prime Minister Ranil Wickremesinghe presented the new reforms to reinstate a new Constitutional Council in 2015 under the Nineteenth Amendment.

The independent commissions were established under the Constitutional Council, fulfilling one of the major promises of the United National Party led Opposition candidate Maithripala Sirisena during the 2015 presidential election.

As per Chapter VIIA, Article 41, of the Nineteenth Amendment to the Constitution of Sri Lanka, members of the council consists of the following:[2][3] It is the duty of the speaker, as chairman, to ensure that nominations for appointments to the Constitutional Council's appointed seats (the non ex officio members) are made, whenever an occasion for such nominations arise.

[5][6] Appointed members Naganathan Sellvakumaran, Jayantha Dhanapala, and Javed Yusuf was nominated to the council on 19 October 2018.

Jayantha Dhanapala resigned from the council in 2020, after 2020 General election Karu Jayasuriya was replaced by the new speaker Mahinda Yapa Abeywardane as the 2nd chairman.

Mahinda Rajapaksa and Sajith Premadasa were elected by their position as Prime Minister and Leader of the Opposition.

[25] Justice Titus Bodhipala Weerasuriya was appointed as the Chairman of the Commission to Investigate Allegations of Bribery or Corruption.

It was the first time in Sri Lanka a Constitutional Council with members represented by many political parties were collectively selected an IGP.

[29] The Constitutional Council give recommendations as to who is to be appointed by the President for the high level political offices stated above.

[3] "Subject to the provisions of Article 126, no court shall have the power or jurisdiction to entertain, hear or decide or call in question, on any ground whatsoever, or in any manner whatsoever, any decision of the Council or any approval or recommendation made by the Council, which decision, approval or recommendation shall be final and conclusive for all purposes.