W. Va. Code § 48-7-501
Amendments made to the provisions of former article two of this chapter during the regular session of the Legislature in the year one thousand nine hundred eighty-four, shall be of retroactive effect to the extent that such amended provisions shall apply to the distribution of marital property, but not an award of spousal support, in all actions filed under the provisions of former article two of this chapter after the twenty-fifth day of May, one thousand nine hundred eighty-three, or actions pending on that date in which a claim for equitable distribution of marital property had been pleaded: Provided, That the amendments are not applicable to actions where, prior to the effective date of the amendments, there has been a final decree entered or the taking of evidence has been completed and the case has been submitted for decision.
W. Va. Code § 48-7-501