W. Va. Code § 33-6-5a
(a) All applications for life or accident and sickness insurance, as defined in section ten, article one of this chapter, to be issued in this state shall:
(b) Upon the hand delivery of a policy of life or accident and sickness insurance, a delivery receipt shall be signed and dated by the insured and returned to the insurer for filing.
If the delivery of a policy of life or accident and sickness insurance is by mail, it shall either: (1) Be sent by certified mail from the insurer, return receipt requested, and the date of receipt noted on the receipt is the date of receipt for the purposes of section eleven-b of this article; or (2) the insurer shall prepare a certificate of mailing. For the purposes of this section, a certificate of mailing means a record prepared and retained in accordance with general business practices indicating the date that the policy was mailed to the insured and it is presumed that the policy was received by the insured twenty days from the date of mailing.
(d) The following shall be exempt from the requirements of subdivisions (1), (2), (3) and (4), subsection (a) of this section: