2018–19 National Premier Twenty20 Championships

It featured ten teams from the Premier Cricket Twenty20 competitions around Australia.

All matches took place in the Karen Rolton Oval precinct in Adelaide, South Australia.

Carlton Cricket Club won the Championships.

[1] The winners from the Australian Capital Territory, Northern Territory, Queensland, South Australian, Tasmanian and Western Australian Premier Cricket Twenty20 competitions qualified for this tournament.

The finalists from the New South Wales and Victorian Premier Twenty20 competitions also qualified.