2, Italian luxury tax rebate, you need to buy more than 155 euros in the same store to enjoy. Moreover, not all stores have tax refund service. If you need a tax refund, you should ask for a tax refund form after paying the money. If you leave the EU within three months after shopping, you can get a tax refund at the airport. Fill in the tax refund form and return it at the tax refund counter at the airport (passport and air ticket are required). There are two ways of tax refund, cash tax refund and credit card tax refund.