The Ireland inter-provincial ODD Trophy was played from 1 May 2021 to 15 June 2021. The Ireland inter-provincial T20 matches start from 18 June 2021 and will go on till 19 September 2021. The tournament consists of 18 T20 matches.
The tournament is set to happen in 6 different venues - Civil Service CC, Pembroke CC, Eglinton CC, Mardyke CC, the Green and Bready CC.
The four teams in the Ireland inter-provincial T20 Trophy are the same teams that played the ODD matches as well: Leinster Lightning, Munster Reds, Northern Knights, North West Warriors.