Land Tax Act Article 35

If a landowner, within two years from the date of completing the transfer registration after selling land, repurchases land meeting one of the following conditions, and the value of the newly purchased land exceeds the value of the originally sold land after deducting the paid land value increment tax, they may apply to the competent tax authority for a refund of the land value increment tax paid, up to the difference between the newly purchased land value and the sold land value after deducting the tax paid:1. After selling self-use residential land, the landowner repurchases urban land not exceeding 3 acres or non-urban land not exceeding 7 acres for use as self-use residential land.2. After selling land used for self-operated factories, the landowner purchases land in another urban planning industrial zone or on government-designated industrial land for factory establishment.3. After selling self-cultivated agricultural land, the landowner repurchases land for continued self-cultivation.The provisions of the preceding paragraph shall apply if the landowner purchases new land first and then sells the original land within two years from the date of completing the transfer registration of the new land.The provisions of Subparagraph 1, Paragraph 1 and Paragraph 2 do not apply if the land was used for business purposes or rented out within one year before the sale.
中文原文 土地稅法第35條
土地所有權人於出售土地後,自完成移轉登記之日起,二年內重購土地合於下列規定之一,其新購土地地價超過原出售土地地價,扣除繳納土地增值稅後之餘額者,得向主管稽徵機關申請就其已納土地增值稅額內,退還其不足支付新購土地地價之數額:
一、自用住宅用地出售後,另行購買都市土地未超過三公畝部分或非都市土地未超過七公畝部分仍作自用住宅用地者。
二、自營工廠用地出售後,另於其他都市計畫工業區或政府編定之工業用地內購地設廠者。
三、自耕之農業用地出售後,另行購買仍供自耕之農業用地者。
前項規定土地所有權人於先購買土地後,自完成移轉登記之日起二年內,始行出售土地者,準用之。
第一項第一款及第二項規定,於土地出售前一年內,曾供營業使用或出租者,不適用之。

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