Defending champions India will take on the USA in one of the three matches on the opening day of the tournament.
Tournament expanded from eight teams to 10 in 2029.
With Sri Lanka's cricket team performing better under Sanath Jayasuriya, he is all set to get a contract extension.
Sri Lanka on Saturday appointed former Pakistan pacer Aaqib Javed as their fast-bowling coach until the completion of the ICC T20 World Cup 2024 in June.
SL all-rounder Wanindu Hasaranga retires from Test cricket
The 34-year-old briefly captained Sri Lanka's Test side in 2018 in the absence of Dinesh Chandimal due to a ball-tampering ban, winning his first match as skipper against West Indies at the Kensington Oval.
Former Sri Lanka captain Mahela Jayawardene has been appointed the national team's consultant for the first round of next month's Twenty20 World Cup, the country's cricket board said.
The former England pacer's first competitive assignment with the Sri Lanka national team will be the upcoming away Test series in Bangladesh.
Due to multiplying cases of COVID-19, Sri Lankan government has put a 10-day ban on international air travel.
Sri Lanka Cricket (SLC) on Wednesday said it will take a call on India and Bangladesh's upcoming tours to the island nation later this week. India was scheduled to tour Sri Lanka in June-July for three ODIs and as many T20Is while Bangladesh was due to visit in July-August for a three-Test series as part of the ICC World Test Championship.
Australian Shane McDermott has already been roped in as team's new fielding coach.
"At the same time we are also looking at exploring the possibility of rescheduling postponed tours and looking at the windows which are available and alternatives too."
It was believed that Vaas and Sri Lanka's head coach Marvan Atapattu were not getting along well in recent times.
SLC said Perera decided to retire to focus on his family life and to make way for younger players to come into the team.
India's limited-overs tour of Sri Lanka has been delayed by five days after two COVID-19 infections were detected in the home team contingent, BCCI said on Saturday.
Left-arm spinner Rangana Herath might have been named in the Kandurata Maroons team for the Champions League Twenty20 but he is yet to get clearance to play in the tournament, the Sri Lanka Cricket said.
Angelo Mathews has been declared fit and available for Sri Lanka's tour of India later this month as the islanders strive to end their limited-overs woes against their formidable neighbours.
Sports Minister Mahindananda Aluthgamage asked Sri Lanka Cricket (SLC) board to appoint an investigative committee, led by a retired female judge, to probe into allegations that officials in women's cricket administration demanded sexual bribes to give places in the national team.
While Punjab Police officials said an investigation is currently on to ascertain if a betting syndicate was involved, the BCCI asserted that it is keeping an eye, but only to the extent of getting details of those involved. The SLC, on the other hand, denied having any knowledge of the match ever being planned in Sri Lanka.
Sri Lanka's top cricket administrators say it is difficult to believe allegations of pitch-fixing in a 2016 Test match against Australia which have triggered a probe by the International Cricket Council.
The Australian newspaper reported on Saturday the documentary will allege spot-fixers bribed the groundsman at Galle to doctor the pitch used for the 2016 second Test between hosts Sri Lanka and Australia.
Lanka's sports minister said some 10 million rupees (around $70,000) had been offered to the players to lose the match. Police had mounted a search for the suspect who was said to have approached the two players