If the principal place of business of the arrangement is located in this state, service of process shall be perfected upon the arrangement by serving its registered agent in this state for service of process or by serving the arrangement in accordance with the laws of this state.
If the principal place of business of the arrangement is not located in this state, the arrangement shall agree and consent that a civil action may be commenced against it in the court of common pleas of the county of this state in which the cause of action arose or in which the plaintiff resides. Service of process in the action shall be perfected upon the arrangement by serving the superintendent of insurance in accordance with the laws of this state.
R.C. §1739.15