In Australia, each state has its own constitution. Each state constitution preceded the Constitution of Australia as constitutions of the then separate British colonies, but all the states ceded powers to the Parliament of Australia as part of federation in 1901.
List of constitutions
The following is a list of the current constitutions of the six states of Australia. Each entry shows the ordinal number of the current constitution, the official name of the current constitution, and the date on which the current constitution took effect.
References
State constitution (Australia) Wikipedia(Text) CC BY-SA