The sales tax holiday starts Aug. 7 at 12:01 a.m. and ends Aug. 9 at 11:59 p.m., and could save consumers 5.3% to 7% on total costs. Virginia’s sales tax holiday begins on Friday and runs through Sunday, offering deals on qualifying school supplies, clothing and footwear sales tax. Certain emergency preparedness items also qualify. The sales tax holiday starts Aug. 7 at 12:01 a.m. and ends Aug. 9 at 11:59 p.m., and could save consumers 5.3% to 7% on total costs. The Virginia Department of Taxation provides lists of items that qualify as sales tax-free during the holiday.