No restraining order or injunctive relief shall be granted to any complainant who has failed to comply with any obligation imposed by law which is involved in the labor dispute in question, or who has failed to make every reasonable effort to settle such dispute, either by negotiation or with the aid of any available governmental machinery of mediation or voluntary arbitration.
ORS 662.100
Official source: Oregon State Legislature. Reproduced from public-domain Oregon statutes; confirm against the official source for the current text. Not legal advice.