Okay, then my question will be different.
Now the wording is “and quasi-constitutional official language rights, while taking into account the rights granted under provincial and territorial linguistic regimes”. If you're going to do that, as opposed to looking at constitutional and quasi-constitutional rights, then you have to look at the rights—or the lack of rights—granted under language regimes.
Let's take the example of Quebec. Would this not reduce the ability of the court challenges program to deal with the constitutional and quasi-constitutional rights that the English-speaking minority in Quebec would bring forward?