It is also notable that decisions of the regional representative groups are not to be made by a bare majority. The current legislation requires that the regional representative groups make decisions by consensus, where possible, or by 75% of the regional representatives.
Are you certain about the 75% majority? This is the first I’ve heard of it.
Here’s a source: https://thespinoff.co.nz/atea/24-04-2023/explained-whats-going-on-with-formerly-named-three-waters-and-co-governance
So they can merely cause a deadlock. That is an improvement at least.
Well to be fair 50% would cause a deadlock as well.