Hello! 1 and 20 15 years, the lower limit of the basic old-age insurance for flexible employees is 1600 yuan, and the contribution ratio is 20%. Monthly payment to 320 yuan, annual payment of 3840 yuan. The annual reporting period is from April to August. 2. Within 5 working days after the urban flexible employees go through the insurance registration formalities in the social security center, please bring 2 copies of the Registration Form for Urban Flexible Employees, ID card of the insured 1 copy, bank passbook or bank card (provided by the entrusted bank for deduction) 1 copy to the local tax service hall for payment registration. 3. You can declare and pay through the tax service window, self-service tax terminal and online tax system.