The state of Tennessee's annual sales tax holiday is held every year, beginning at 12:01 a.m. on the last Friday in July and ending at 11:59 p.m. the following Sunday night. During this weekend, certain goods may be purchased tax free. The 2019 tax-free holiday weekend begins at 12:01 a.m. on Friday, July 26 and ends Sunday, July 28 at 11:59 p.m. Click the link for more information.