Building Act Article 44
The municipal and county (city) (bureau) government shall specify the minimum area, width and depth of building site according to the local circumstance. Where the area of a building site doesn’t reach the minimum value, no building may be constructed unless the minimum area, width and depth are reached by means of adjustment or merging with adjacent lands.
中文原文 建築法第44條
直轄市、縣（市）（局）政府應視當地實際情形，規定建築基地最小面積之寬度及深度；建築基地面積畸零狹小不合規定者，非與鄰接土地協議調整地形或合併使用，達到規定最小面積之寬度及深度，不得建築。