We have a dispute resolution mechanism, but we haven't used it because we've been able to bring the issues and set up processes to deal with them. Basically the dispute resolution process calls for bringing in a third party to mediate a solution. If the solution isn't workable, then the parties maintain their legal positions.
All of the work of the liaison committee to date has been to try to better understand the issues from both sides and to deal with them as they arise. It's a way of not allowing issues to be buried for too long, and to deal with them as they arise.