Enforcement Rules of the Income Tax Act Article 60

A taxpayer that appoints an agent to file his tax return in accordance with Paragraph 2, Article 72 of the Act shall have the agent present a letter of undertaking to be submitted to the governing tax authority for approval, and then the agent may perform the duty to file the tax return on behalf of the principal in accordance with the ActWhere an individual not residing within the territory of the Republic of China or a profit-seeking enterprise without any fixed place of business within the territory of the Republic of China and business agent accrues income not within the scope of withholding under Article 88 of the Act and is unable to conduct the filing by himself, he shall apply to the tax authority for approval and appoint an individual residing within the territory of the Republic of China or a profit-seeking enterprise with a fixed place of business to file the tax return as an agent.“Having income which does not fall within the withholding scope as provided in Article 88 of the Act” as stated in Paragraph 1, Article 73 of the Act refers to income derived from sources within the territory of the Republic of China prescribed in Article 8 of the Act, income for which the amount of tax payable shall be separately withheld but unable to be included in the scope of withholding under Article 88 of the Act in accordance with Paragraph 2, Article 2 of the Act, or income included in the scope of withholding but unable to reach the withholding cut-off amount or the withholding agent is not specified by Article 89 of the Act. The phrase “make tax payment according to the prescribed tax rates” refers to a situation where an individual not residing within the territory of the Republic of China accrues income not within the scope of withholding, the applicable withholding rate shall be the withholding rate of income for the similar category in the same year at the time when he or she exits the territory before the income tax declaration deadline for the year begins. The phrase “shall file a tax return and make tax payment in accordance with the regulations concerned” refers to a situation where a taxpayer does not leave within the time limit prescribed for filing income tax return in the taxable year as prescribed by Article 71 and Article 72 of the Act, his or her income shall be subject to the withholding rates prescribed as above.
中文原文 所得稅法施行細則第60條
納稅義務人依本法第七十二條第二項規定委託代理人代為申報納稅者,應由代理人出具承諾書,送請該管稽徵機關核准後,依本法代委託人負責履行申報納稅義務。
非中華民國境內居住之個人或在中華民國境內無固定營業場所及營業代理人之營利事業,如有非屬本法第八十八條規定扣繳範圍之所得,並無法自行辦理申報者,應報經稽徵機關核准,委託在中華民國境內居住之個人或有固定營業場所之營利事業為代理人,負責代理申報納稅。
本法第七十三條第一項所稱「如有非屬本法第八十八條扣繳範圍之所得」,指有本法第八條所規定之中華民國境內來源所得,及依本法第二條第二項規定,應分別就源扣繳應納稅額,但未列入本法第八十八條扣繳範圍;或雖已列入扣繳所得範圍,但因未達起扣額,或本法第八十九條未規定扣繳義務人者而言;所稱「依規定稅率納稅」,指非中華民國境內居住之個人,有非扣繳範圍之所得,並於該年度所得稅申報期限開始前離境時,應依當年度所適用同類扣繳所得之扣繳率,其未規定扣繳率者,準用同類之扣繳率申報納稅;所稱「應於申報期限內依有關規定申報納稅」,指納稅義務人在該年度依本法第七十一條及第七十二條規定之所得稅申報期限內尚未離境者,其所得應適用上列規定之扣繳率申報納稅。

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