Regulations Governing Customs Clearance for Goods in Free Trade Zones Article 16-1

When goods transported from a free trade zone to a tax area are found to have been damaged or not conforming to specifications and quality as stated in the original contract, thereby necessitating compensation or replacement by the original free trade zone enterprise, the compensation or replacement goods shall be exempt from duty on the condition that the situation is reported to Customs within one month commencing from the date following the release of the original goods transported to the tax area.The provisions of Article 41 and Paragraph 1 of Article 42 of the Enforcement Rules of the Customs Act shall apply mutatis mutandis to the documents required for the aforementioned report and its operating procedures.
中文原文 自由貿易港區貨物通關管理辦法第16-1條
自由港區輸往課稅區之進口貨物,發現損壞或規格、品質與原訂合約不符,於原貨物輸往課稅區,報單放行之翌日起一個月內向海關申請由原自由港區事業賠償或調換者,該項賠償或調換進口之貨物,免徵關稅。
前項申請應檢附之文件及核辦方式,準用關稅法施行細則第四十一條及第四十二條第一項規定辦理。

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