Oregon Revised Statutes Insurance § 750.035

(1) Notwithstanding any other provision of law, except as provided in subsection (2) of this section, any persons doing a hospital association business, as defined in ORS 742.010 (1959 Replacement Part) in compliance with ORS chapter 742 (1959 Replacement Part) on August 12, 1965, may continue such business in compliance with ORS chapter 742 (1959 Replacement Part).

(2) Every person doing a hospital association business, as defined in ORS 742.010 (1959 Replacement Part), on August 12, 1965, shall comply with the provisions of ORS 750.045, 750.055, 750.085 and 750.095.