There are specific requirements for depositing FICA and income taxes withholding from employees' wages. The deposit varies according the amount report in the look back period. The IRS will notify the employer if they will be a monthly or s semiweekly depositor the up coming year. This is determined by the Lookback Period. For more information click on the link. 

Monthly Depositor- Reported $50,000.00 or less in the Lookback period. The deposit is due by the 15th of the following month after the end of the quarter.

Semiweekly Depositor - Reported more than $50,000.00 in the Lookback period. The deposit is due within three (3) business days of semiweekly period. Payday that fall on a Wednesday, Thursday, or Friday are due the following Wednesday. Payday  

Next Day Depositor- Reported more than $100,000.00 on any day in the Lookback period, the deposit is due on the next business day. 

We have provide a link to the 2016 941 Lookbback Period Calendar