Regulations Governing VAT Refund Claims by Foreign Travelers Purchasing Goods Eligible for VAT Refund Article 26

After the Private tax refund operator receives the notification from the competent tax authority of the approved termination or revocation of the qualification of an authorized store under the preceding two articles, the Private tax refund operator shall promptly forbid the authorized store from continuing to use the TRS label and VAT refund system.If the Private tax refund operator fails to handle the matter in compliance with the preceding paragraph, any advance payments of VAT refunds that it has made for Selected goods eligible for VAT refund that were sold after the termination or revocation of the qualification of the authorized store will not be returned.
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26條
特定營業人經所在地主管稽徵機關依前二條規定核准終止或廢止其特定營業人資格者,民營退稅業者於接獲稽徵機關通報後,應即禁止該特定營業人使用銷售特定貨物退稅標誌及退稅系統。
民營退稅業者未依前項規定辦理,墊付稅款屬終止或廢止該特定營業人資格後銷售特定貨物者,不予退還。

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