WVC 33 - 6 - 19
§33-6-19. Renewal of policy by certificate or endorsement.
Any insurance policy terminating by its terms at a specified
expiration date and not otherwise renewable, may be renewed or
extended at the option of the insurer and upon a currently
authorized policy form and at the premium rate then required
therefor for a specific additional period or periods by
certificate or by endorsement of the policy, and without
requiring the issuance of a new policy when such certificate and
its use for such purpose have been approved by the commissioner.