The question is whether to declare social security in 2021. The deadline is at the end of each month.
Depending on the employer, the application time may vary. It usually ends at the end of each month.
The annual declaration of social security means that before the beginning of the next accounting year, the employer calculates the average monthly salary income based on the total salary income of its employees in the previous year, and declares this settlement unit to the relevant departments Annual contribution base for all employees.