Sri Lankans lined up before polling stations opened on Wednesday, wearing masks and social distancing, to elect a new parliament.
Election officials wore transparent face shields while medical personnel were deployed to ensure voters kept strict rules to prevent the spread of the coronavirus.
"There will be no chance of you getting infected by the coronavirus at polling stations," said the chairman of the Election Commission, Mahinda Deshapriya.
"The polling station is safer than the beach, the restaurant and the marketplace, it's totally corona free."
Sri Lanka had reported 2,828 cases of the coronavirus and 11 deaths as of Tuesday.
President Gotabaya Rajapaksa is seeking a two-thirds majority for his party in the 225-member parliament to enable constitutional reforms to boost his powers.
Votes are to be counted on Thursday and the results should be known that day.
US press secretary Karoline Leavitt has stated that reports that the White House has requested a ceasefire in the Iran war are wrong in a brief on Wednesday, but added that discussions about a second round of talks with the Iranians were ongoing and productive.
Prime Minister Benjamin Netanyahu has said on Wednesday the Israeli military continued to strike at Hezbollah and was about to overcome what he described as the militia's stronghold of Bint Jbeil, as pressure mounted for a ceasefire between Israel and Lebanon.
The United States and Iran made progress in talks on Tuesday and are moving closer to a framework agreement to end the war, Axios reported on Wednesday, citing two US officials.
The US military said on Wednesday it struck a vessel in the Eastern Pacific, killing three people, in the Trump administration's latest strikes that have been condemned by human rights advocates.
Russian forces attacked the Ukrainian capital Kyiv and other cities in the early hours of Thursday with numerous casualties and damaged infrastructure.