2017 ORS 662.030¹
Restrictions in employment contracts on affiliation with labor or employer organization unenforceable

Any undertaking or promise described in this section or any other undertaking or promise in conflict with the public policy declared in ORS 662.020 (Declaration of policy as to labor organizations) is declared to be contrary to the public policy of Oregon and is not enforceable in any court of this state and does not afford any basis for the granting of legal or equitable relief by any such court, including specifically, every undertaking or promise made after June 6, 1931, whether written or oral, express or implied, constituting or contained in any contract or agreement of hiring or employment between any individual, firm, company, association or corporation, and any employee or prospective employee of the same, whereby:

(1) Either party to such contract or agreement undertakes or promises not to join, become or remain a member of any labor organization or of any employer organization.

(2) Either party to such contract or agreement undertakes or promises that the party will withdraw from an employment relation in the event that the party joins, becomes or remains a member of any labor organization or of any employer organization.

Notes of Decisions

Clear proof of participa­tion, authoriza­tion or ratifica­tion with knowledge by union or its of­fi­cers or members sought to be enjoined is prerequisite to their being enjoined against con­duct involving unlawful acts of others. Louisiana-Pacific v. Lumber and Sawmill Workers, 296 Or 537, 679 P2d 289 (1984)

1 Legislative Counsel Committee, CHAPTER 662—Labor Disputes, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ors662.­html (2017) (last ac­cessed Mar. 30, 2018).
 
2 Legislative Counsel Committee, Annotations to the Oregon Revised Stat­utes, Cumulative Supplement - 2017, Chapter 662, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ano662.­html (2017) (last ac­cessed Mar. 30, 2018).
 
3 OregonLaws.org assembles these lists by analyzing references between Sections. Each listed item refers back to the current Section in its own text. The result reveals relationships in the code that may not have otherwise been apparent.