West Virginia Code of State Rules
Agency 110 - Tax
Title 110 - LEGISLATIVE RULE STATE TAX DEPARTMENT
Series 110-21 - Personal Income Tax
Section 110-21-59 - Report Of Change In Federal Taxable Income

59.1. General. - If the amount of a taxpayer's federal taxable income reported on his federal income tax return for any taxable year is changed or corrected by the United States Internal Revenue Service or other competent authority or as the result of a renegotiation of a contract or subcontract with the United States, the taxpayer shall report such change or correction in federal taxable income within ninety (90) days after the final determination of such change, correction, or renegotiation, or as otherwise required by the Tax Commissioner, and shall concede the accuracy of such determination or state wherein it is erroneous. When making such report, the taxpayer shall disclose to the Tax Commissioner the full particulars of such federal tax change or correction.

59.2. Any taxpayer who files an amended federal income tax return must also file within ninety (90) days thereafter an amended West Virginia income tax return, and shall in addition provide the Tax Commissioner with such further information as he may require.