Use this form to notify your employer whether you are subject to Virginia income tax withholding and how many exemptions you are allowed to claim. If you claim an exemption, you should (i) fill out the claim for exemption form and (ii) deliver or mail the form to the clerk's office of this court.Resident Aliens (RA) may complete the W-4 and VA-4 just like a U.S. citizen. Please use the worksheet on both forms to calculate your allowances and exemptions. You may claim an exemption for yourself. Enter the number of dependents you are allowed to claim on your income tax return. Completing the VA-4. The Virginia income tax withholding exemption certificate is the Form VA-4. Use this form to notify your employer whether you are subject to Virginia income tax withholding and how many exemptions you are allowed to claim. If you do not file this form, your employer must withhold Virginia income tax as if you had no exemptions.