Any insurer desiring to withdraw from the state or discontinue the writing of certain classes of insurance or programs in this state or transferring policyholders between admitted companies within the same insurance holding company system shall give ninety (90) days notice in writing to the Insurance Department Rate and Form Compliance Division. The insurer shall state in writing its reasons for such action. The ninety (90) day notice is inclusive of, and not in addition to, any other notice requirement per line of business. The insurer shall also provide the following information:
Okla. Admin. Code § 365:15-7-31