|Administrator||Sri Lanka Cricket|
|Tournament format||Double round-robin and knockout|
|Most successful||Chilaw Marians, Sinhalese, Ragama, Badureliya, Army (1 title each)|
Twenty20 Tournament was a Twenty20 domestic Cricket competition in Sri Lanka held by Sri Lanka Cricket. It was conducted from 2004 to 2007 and was held between the clubs in Sri Lanka. From 2008, Inter-Provincial Twenty20 became the premier domestic Twenty20 competition in Sri Lanka.
2004 Twenty20 Challenge Trophy
|Round of 16||Quarterfinals||Semifinals||Final|
|Chilaw Marians||198/9||Chilaw Marians||171/8|
|Kurunegala Youth||166/6||Kurunegala Youth||120/6|
2005–06 Twenty20 Tournament
The 2005–06 Twenty20 Tournament was held between 8 October and 5 November 2005.
2006–07 Twenty20 Challenge Trophy
The 2006–07 Twenty20 Challenge Trophy was held between 28 February and 4 March 2007.
2014-15 SLC Twenty20 Tournament
Winner : Badureliya
2015-16 SLC Twenty20 Tournament
Winner : Army