Regulations Governing VAT Refund Claims by Foreign Travelers Purchasing Goods Eligible for VAT Refund Article 13

In the event that after an authorized store has sold Selected goods eligible for VAT refund, there occurs any circumstance such as a return, allowance, or exchange, the authorized store shall take back the originally issued uniform invoice and VAT Refund Claim Form or VAT Refund Assessment Certificate, and shall issue, fill out, and transmit a new VAT Refund Claim Form or VAT Refund Assessment Certificate pursuant to Articles 9 and 11. In the event of an overpayment of VAT refund, the authorized store shall deliver a payment notice form to and retrieve the overpaid VAT refund from the foreign traveler, and shall then surrender the VAT refund back to the public treasury on behalf of the foreign traveler.If the circumstance under the preceding paragraph takes place after the departure of the foreign traveler from the ROC or the provisions referred in paragraph 1 of Article 11 applies, the originally issued VAT Refund Claim Form need not be taken back. In the event of an overpayment of VAT refund, the authorized stores shall deliver a payment notice form to and retrieve the overpaid VAT refund from the foreign traveler, and shall then surrender the VAT refund back to the public treasury on behalf of the foreign traveler.
中文原文 外籍旅客購買特定貨物申請退還營業稅實施辦法第13條
特定營業人銷售特定貨物後,發生銷貨退回、折讓或掉換貨物等情事,應收回原開立之統一發票及退稅明細申請表或退稅明細核定單,並依第八條、第九條及第十一條規定重新開立記載並傳輸退稅明細申請表或退稅明細核定單。
如有溢退稅款者,應填發繳款書並向外籍旅客收回該退稅款,代為向公庫繳納。
外籍旅客離境後,或適用第十一條第一項規定情形者,發生前項規定之情事,得免收回原開立之退稅明細申請表。
如有溢退稅款者,應填發繳款書並向外籍旅客收回該退稅款,代為向公庫繳納。

English translation for reference only; the Chinese text prevails. Not legal advice.