Customs Act Article 77

I. A delinquent payment of customs duty involving exemptions of customs duties, records on accounts and/or installment payment of customs duties for imported machinery, equipment, apparatus, automobiles and their necessary parts and components processed according to this Act shall be handed over for compulsory execution. In addition, a belated surcharge shall be charged at the rate of 0.05 percent of the total amount of customs duty unpaid or recorded on account per day, commencing from the date following that on which the prescribed time limit for duty payment expired or on which the duty was recorded on the account to the date on which the outstanding amount of duty is paid in full. However, the total amount of the delinquent fee charged may not exceed fifteen percent of the amount of customs duty unpaid or recorded on the account.II.At the effective date of the amendment of this Act on April 26, 2022, if the belated surcharge of the total amount of customs duty unpaid has not be charged, the provisions of the preceding paragraph shall apply.
中文原文 關稅法第77條
依法辦理免徵、記帳及分期繳納關稅之進口機器、設備、器材、車輛及其所需之零組件,應繳或追繳之關稅延不繳納者,除依法移送強制執行外,自繳稅期限屆滿日或關稅記帳之翌日起至稅款繳清日止,照欠繳或記帳稅額按日加徵滯納金萬分之五。
但不得超過原欠繳或記帳稅額百分之十五。
中華民國一百十一年四月二十六日修正之本條文施行時,欠繳應追繳稅款且尚未計徵滯納金者,適用修正後之規定。

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