The Annual Sales Tax Holiday Is Set For This Weekend In Tennessee. For Those Needing To Buy Some School Items For Their Kids, This May Be The Best Time To Shop. Clothing 100 Dollars Or Less, School And Art Supplies Valued At 100 Dollars Or Less, As Well As Computers 15-Hundred Dollars Or Less Are Among The Items Included In The Special Holiday. The Annual Sales Tax Event Will Start At 12:01 AM On Friday And Run Through 11:50 PM On Sunday.