ORS 662.060: Restrictions on injunctions to prohibit doing in concert acts enumerated in ORS 662.050.

No court, nor any judge thereof, shall have jurisdiction to issue a restraining order or temporary or permanent injunction upon the ground that any of the persons participating or interested in a labor dispute constitute or are engaged in an unlawful combination or conspiracy because of the doing in concert of the acts enumerated in ORS 662.050.