In Sri Lanka, the leader of the opposition is the leader of the largest political party in Parliament that is not a part of the government. This is usually the leader of the second-largest party in Parliament.
Leader of the Samagi Jana Balawegaya Sajith Premadasa has been the incumbent leader of the opposition in the Parliament since 3 January 2020. He was officially sworn in on 20 August 2020, after the speaker announced his appointment in parliament.
In 2016, the leader of the opposition received a salary month and other entitlements of a Member of Parliament.
The leader of the opposition is entitled to an official residence, office, transport and security equal that of a Cabinet Minister.
In the Sri Lankan order of precedence, the leader of the opposition is ranked at the level of a Cabinet Minister in the order of precedence.