2021年1月1日起新调入的职工，以调入后发放的当月全月应发工资收入或者以其实际发放的月平均工资作为其住房公积金缴存基数。

　　住房公积金和补充住房公积金缴存基数最高不超过31014元，最低不低于2480元。

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　　既然是办理上海公积金社保代缴，那么还是要交五险的费用，要自己承担全额的比例。按照规定用人单位要承担1%生育保险，1.5%残保金，0.26%工伤保险，0.5%失业保险，9.5%医疗保险和16%的养老保险。职工个人要承担0.5%失业保险，2%医疗保险，8%养老保险。按21年最低缴费基数5975元来参保，五险费用最低要缴纳2345.8元。

　　住房公积金按职工本人和单位各7%的缴存比例所对应的月缴存额上限为4342元。

　　补充住房公积金按职工本人和单位各5%的缴存比例所对应的月缴存额上限为3102元。

　　住房公积金按职工本人和单位各7%的缴存比例所对应的月缴存额下限为348元。

　　补充住房公积金按职工本人和单位各5%的缴存比例所对应的月缴存额下限为248元。

　　此外，城镇个体工商户及其雇用人员、自由职业者的住房公积金月缴存额上下限参照执行