Cultural Heritage Preservation Act Article 101

Donated or sponsored funds for restoration, reuse, management or conservation of monuments, historic buildings, commemorative buildings, buildings within monument preservation zones, archaeological sites, groups of buildings, historic sites, cultural landscapes, or antiquities may be catalogued as itemized deductions or expenses in full in the tax return for the then current year in accordance with Item 2, Subparagraph 2, Paragraph 1 of Article 17, or Subparagraph 1 of Article 36 of the Income Tax Act, and there is no restriction on the deductible amounts of such donated or sponsored funds.The donated and sponsored funds as referred to in the preceding paragraph shall be delivered to the competent authorities, the National Culture and Art Foundation, or the culture foundations of the municipal, county or city governments for use in restoration, reuse, management and conservation under the preceding paragraph in collaboration with the relevant agencies and institutions. The donated and sponsored funds shall not be used for any purpose other than those designated by the donors or sponsors.
中文原文 文化資產保存法第101條
出資贊助辦理古蹟、歷史建築、紀念建築、古蹟保存區內建築物、考古遺址、聚落建築群、史蹟、文化景觀、古物之修復、再利用或管理維護者,其捐贈或贊助款項,得依所得稅法第十七條第一項第二款第二目及第三十六條第一款規定,列舉扣除或列為當年度費用,不受金額之限制。
前項贊助費用,應交付主管機關、國家文化藝術基金會、直轄市或縣(市)文化基金會,會同有關機關辦理前項修復、再利用或管理維護事項。
該項贊助經費,經贊助者指定其用途,不得移作他用。

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