Oregon Revised Statutes Labor and Employment; Unlawful Discrimination § 653.300

(1) Each public or private employer in this state which offers its employees a health benefit plan and employs not fewer than 25 employees, and each employee benefit fund in this state with not fewer than 25 members which offers its members any form of health benefit, shall make available to and inform its employees or members of the option to enroll in at least one health maintenance organization which provides health care services in the geographic areas in which a substantial number of such employees or members reside. Where there is a prevailing collective bargaining agreement, the selection of the health maintenance organizations to be made available to the employees shall be made under the agreement.

(2) No employer or benefits fund in this state shall be required to pay more for health benefits as a result of the application of this section than would otherwise be required by any prevailing collective bargaining agreement or other contract for the provision of health benefits to its employees.

(3) Notwithstanding subsection (1) of this section, no employer or benefits fund need provide such an option unless at least 25 employees or members agree to participate in a health maintenance organization.