Value-added and Non-value-added Business Tax Act Article 7-1

Foreign enterprises, institutions, organizations, or associations having no fixed place of business within the territory of the ROC, which purchase the goods or services on which value-added business tax(VAT) is levied to a total of a certain amount of money or more within the ROC for the purpose of engaging in exhibitions or temporary business activities within the period of one year may qualify for a VAT refund on the aforesaid goods or services; however, in the case of the following conditions such goods or services shall not be applicable for tax refund:(i) where the documents of the goods or services purchased are not obtained or kept as in the first paragraph above, or(ii)where the goods or services are purchased under the provisions of Subparagraphs 2 to 5 of Paragragh 1 of Article 19 of the Act.The aforesaid institutions may qualify for VAT refund, provided that reciprocal treatment, or exemption from similar taxes, is given to the same institutions of the ROC by the foreign country in which they are performing such activities as are described also above.Regulations concerning the calculation of the one-year period, the scope of exhibitions or temporary business activities, the definition of the certain amount of money or more, the obtaining of documentary evidence, the attached documents, the period of time within which application may be made for the refund and other relevant matters specified in the first paragraph, shall be prescribed by the Ministry of Finance(hereinafter referred to as the MOF).
中文原文 加值型及非加值型營業稅法第7-1條
外國之事業、機關、團體、組織,在中華民國境內無固定營業場所者,其於一年內在中華民國境內從事參加展覽或臨時商務活動而購買貨物或勞務支付加值型營業稅達一定金額,得申請退稅。
但未取得並保存憑證及第十九條第一項第二款至第五款規定之進項稅額,不適用之。
得依前項規定申請退稅者,以各該國對中華民國之事業、機關、團體、組織予以相等待遇或免徵類似稅捐者為限。
第一項所定一年期間之計算、展覽與臨時商務活動之範圍、一定金額、憑證之取得、申請退稅應檢附之文件、期限及其他相關事項之辦法,由財政部定之。

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