Land Act Article 178

The gross increment of the value of land shall be determined according to the following provisions:(1)Where any land which has undergone no transfer since the assessment of its value is transferred by a sale without the right of redemption, the amount by which its present sales price exceeds its value originally assessed shall be taken as the gross increment of the value of such land.(2)Where any land which has undergone no transfer since the assessment of its value is transferred through inheritance or donation, the amount by which its value assessed at the time of the transfer exceeds its value originally assessed shall be taken as the gross increment of the value of such land.(3)Where any land which has undergone transfers since the assessment of its value is transferred again, the amount by which its value at the present transfer exceeds its value at the penultimate transfer shall be taken as the gross increment of the value of such land.
中文原文 土地法第178條
土地增值總數額之標準,依左列之規定。
一、規定地價後未經過移轉之土地,於絕賣移轉時,以現賣價超過原規定地價之數額為標準。
二、規定地價後未經過移轉之土地,於繼承或贈與移轉時,以移轉時之估定地價超過原規定地價之數額為標準。
三、規定地價後曾經移轉之土地,於下次移轉時,以現移轉價超過前次移轉時地價之數額為標準。

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