工程等级         单位  工程概算投资(万元)  <300    301-1000  1001-3000  >3100
    --------------------------------------------------------------------------------
    一级             ％                         2       1.9       1.8       1.7  
    二级             ％                         1.8     1.7       1.6       1.5
    三级             ％                         1.6     1.5       1.4       1.3
    四级             ％                         1.4     1.3       1.2       -
    五级             ％                         1.2     1.1       -         -
    特级             ％                         2.2     2.09      1.98      1.87
    一般职工住宅     ％                         3（利用坡屋空间设计加收0.5％）
    高层住宅         ％                                       2.2
    高级别墅公寓     ％                                       3.5
    对现有建筑物专门装饰设计师                           装饰概算费用3-5
    中外合资外资项目                                     参照国际标准