Louisiana offers a program to promote shopping to the world! The Louisiana Tax Free Shopping (LTFS) program provides international visitors a tax refund on shopping done within the state at over 1,500 member stores statewide. The visitor is charged full price including tax at the time of purchase. When making a purchase, the visitor will present a passport or other current official picture identification and request a tax refund voucher from your store. Free Membership to the retailers. Visitors can apply for cash refunds at six locations throughout the state: Baton Rouge, Lafayette, Shreveport/Bossier and three within the Greater New Orleans area.