A limited-overs cricket tournament has been a feature of Australian cricket since the 1969–70 season, currently branded as the Marsh One-Day Cup since the 2019–20 season. Initially a knockout cup, the competition now features a single round-robin followed by a finals series, with matches limited to 50 overs per side. The tournament is contested between teams representing the six states of Australia, who also compete in the first-class Sheffield Shield. Three other teams have also played in the tournament for short periods of time: New Zealand's national team competed from 1969–70 until the 1974–75, Australian Capital Territory participated from 1997–98 until 1999–2000, and a select Cricket Australia XI took part as the seventh team for three seasons from 2015–16 until 2017–18. The current