Legal analysis: Starting from July 1, the urban housing provident fund payment base will be adjusted in 2013. The lower limit of the monthly payment base will be raised from 1,140 yuan in the previous year to 1,320 yuan, an increase of 180 yuan.

The monthly salary base deposited is determined based on the employee's average monthly salary income in 2012 (total salary divided by 12).

Legal basis: "Housing Provident Fund Management Regulations" Article 16 The monthly payment and deposit amount of employees' housing provident fund is the employee's average monthly salary in the previous year multiplied by the employee housing provident fund payment and deposit ratio.

The monthly payment and deposit amount of the housing provident fund paid by the unit for its employees is the employee's average monthly salary in the previous year multiplied by the unit's housing provident fund payment and deposit ratio.