W. Va. Code § 33-15-4k
Notwithstanding any provision of any policy, provision, contract, plan or agreement applicable to this article, any health insurance policy subject to this article, issued or renewed on or after January 1, 2014, which provides health insurance coverage for maternity services, shall provide coverage for maternity services for all persons participating in or receiving coverage under the policy. To the extent that the provisions of this section require benefits that exceed the essential health benefits specified under section 1302(b) of the Patient Protection and Affordable Care Act, Pub. L. No. 111-148, as amended, the specific benefits that exceed the specified essential health benefits are not required of a health benefit plan when the plan is offered by a health care insurer in this state. Coverage required under this section may not be subject to exclusions or limitations which are not applied to other maternity coverage under the policy.
W. Va. Code § 33-15-4k