The 2006 State of Origin series was the 25th year that the annual best-of-three series of interstate rugby league football matches between the Queensland and New South Wales representative teams was contested entirely under 'state of origin' selection rules.
The 2006 State of Origin series was the 25th time that the annual best-of-three series of interstate rugby league football matches between Queensland and New South Wales representative teams were contested under 'state of origin' selection rules.