Reviewing firstly the social and theoretical background of AFA, the author points out that AFA is developed with the changing of administrative function because the change of administrative function leads to the change of modes of administrative act.

• 文章首先回顾了行政事实行为问题出现的社会背景和理论背景,分析指出,由于行政职能的转换,导致行政行为的型态发生了变化,行政事实行为是伴随着行政职能的变化而产生的。