Is it correct that these steps you have just gone through are done on a case-by-case basis? It's not like there's some formula that's applied. It's done on a case-by-case basis, depending on the nature of the work.
The most important thing is that the two parties themselves try to come to their own agreement to establish the level of these maintenance or essential services. It's only afterwards, if they can't do this, that other interventions can be made.
In your opinion, has this provision generally worked even where the board has had to make decisions about what the scope is? Has it generally been an adequate provision? I'm not aware that it's been....
There's a change being sought. Is it a provision that has been working?