ENERGY STAR Sales Tax Holiday announced Posted in: News Texas Comptroller Glenn Hegar is reminding families and businesses that they can save on the purchase of certain waterand energy-efficient products during the state’s Water-Efficient Products and ENERGY STAR sales tax holidays. The holidays, created by the Texas Legislature, both take place Saturday, May 28, through Monday, May 30. The Texas ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!