Yes. And DOH has been found by the courts to be non-discrminitory in mergers.
Name one precedent, at any union, in any industry, where after a mutually agreed to binding arbitration had taken place, its results were then unilaterally replaced by the majority with a DOH system favoring that same majority.
The courts have also found, 4 times now, that usapa is completely incompetent as a bargaining agent.