The First XI Cup is the premier secondary schoolboys competition for Years 9 – 13. The Otago Competition commences in term one with the winner progressing to the National Finals to be held December 2017 at the New Zealand Cricket High Performance Centre in Lincoln. Initial stages of the Otago Competition are played as Twenty20 but progress to 50 Over games from the semi final stages and onwards.

https://otagocricket.co.nz/assets/Copy-of-First-XI-Cup-Draw-2017-10.03.17.pdf 

https://otagocricket.co.nz/assets/Uploads/first-xi-cup-t20-playing-conditions-2018.pdf