城市房地产开发经营管理条例/Chapter 4 房地产经营Article 20Amended转让房地产开发项目,转让人和受让人应当自土地使用权变更登记手续办理完毕之日起30日内,持房地产开发项目转让合同到房地产开发主管部门备案。Administrative Regulations · State Council · In force from —Article 19Back to full textArticle 21