Enforcement Rules of Value-added and Non-value-added Business Tax Act Article 13-1

When foreign international transport enterprises carry outbound goods or passengers from within the territory of the ROC, if it is found or proven that foreign countries in which the foreign international transport enterprises are incorporated impose no business tax or similar taxes, or that the foreign countries grant a zero tax rate or exemption from business tax or similar taxes on the operations of ROC international transport enterprises within their territory, then Subparagraph 5 of Article 7 of the Act shall apply.If a foreign international transport enterprise referred to in the preceding paragraph has no fixed place of business within the territory of the ROC but has an agent in the ROC, the input tax paid in the ROC by the agent may be reported for deduction by the agent, provided that the input voucher specifies that the purchaser (invoice to) is the agent and complies with Article 33 of the Act.
中文原文 加值型及非加值型營業稅法施行細則第13-1條
外國國際運輸事業在中華民國境內載運客貨出境,經查明或證實各該國並無徵收營業稅或類似稅捐,或各該國對中華民國國際運輸事業在其境內之營業予以零稅率或免徵營業稅及類似稅捐者,適用本法第七條第五款規定。
前項外國國際運輸事業在中華民國境內無固定營業場所而有代理人者,其在中華民國境內由代理人支付之進項稅額,如進項憑證載明買受人(抬頭)為該代理人並符合本法第三十三條規定,得由該代理人申報扣抵。

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