Okla. Stat. tit. 36, § 612.1

No insurer organized or authorized to write or issue noncancelable or guaranteed renewable accident and health policies in any state shall be, or continue to be, licensed to do business in this state unless the insurer possesses and maintains a surplus as regards policyholders in excess of Two Million Dollars ($2,000,000.00). Insurers licensed in this state on or before November 1, 1984, may maintain no less than One Million Dollars ($1,000,000.00) surplus as regards policyholders.