W. Va. Code § 11-21-16
(c) Surviving spouse. -- For taxable years beginning after December 31, 1986, a surviving spouse shall be allowed one additional exemption of $2,000 for the two taxable years beginning after the year of death of the deceased spouse.
For purposes of this section and section twelve of this article, a surviving spouse means a taxpayer whose spouse died during the taxable year prior to the taxable year for which the annual return is being filed and who has not remarried at any time before the end of the taxable year for which the annual return is being filed.