This paper expounds the concept and the important significance of the lower rent house trust fund,analyzes on the legal principle of the lower rent house trust fund,and based on this,advances some suggestions on relevant legal system construction.

• 阐述了廉租房信托基金的概念及重要意义,分析了廉租房信托基金的法律原理,并在此基础上提出相应的法律制度构建建议。