W. Va. Code § 48-1-220

“Decision-making responsibility” refers to authority for making significant life decisions on behalf of a child, including, but not limited to, the child’s education, spiritual guidance and health care: Provided, That with regard to healthcare, both parents in any shared parenting plan, regardless of the relative ratio of parenting time allocated between the parents, shall have the authority to make emergency or other non-elective healthcare decisions concerning their child necessary for the child’s health or welfare during such parent’s parenting time.