Requirement to hold a hearing
Sri Lanka
Answer
Yes
Source
PresidentialElections Act (No. 15 of 1981)
Powers of theSupreme Court to hear election petitions relating to the election of thePresident,
92. The hearing anddetermination of a proceeding relating to the election of the President shallbe by at least five Judges of the Supreme Court of whom, unless he otherwisedirects, the Chief Justice shall be one.