Uniforms at JCPenney in Tyler, Texas, on Wednesday, Aug. 8, 2018. Stores are preparing for tax-free weekend in Texas. People can purchase most types of clothing, footwear, school supplies and backpacks priced less than $100, according to the Texas Comptroller’s Office. If a retailer mistakenly charges sales tax on a qualifying item, customers may request a refund directly from the seller. Email newsletter signupTexas Comptroller Don Huffines said Texas families are expected to save an estimated $142.5 million in state and local sales taxes during this year’s sales tax holiday.