对于那些单位缴费比例已经为20%、且2015年底企业职工基本养老保险基金累计结余可支付月数高于9个月的地区，可以在接下来的两年内将缴费比例降低至19%。
In places where the employer 's contribution is already 20 percent , the rate can be lowered to 19 percent in the next two years , provided the total balance of pension fund in the region is enough for nine-month payouts .
基本养老保险基金结余