The commission considered the International Military Tribunal's verdict at the Nuremberg Trials, at which the entire Waffen-SS organisation was declared a "criminal organization" guilty of war crimes.[57] Also, in its conclusion, the Deschênes Commission only referred to the division as 14. Waffen-Grenadier-Division der SS (Galizische Nr.1) but rejected such a principle
Referred to as its SS division but not SS somehow
Nato needed rabid anti-communist sabateurs and assassins who knew the territory. I don't think there's any more to it that that.