Yes, you can add a Missouri state withholding, tlpconsultingllc18.
First, review the State Withholding from your client's employee's profile. If the setup is correct and there are existing payroll entries, the MO 941 form will show in the Payroll Tax Center. Here's how:
- Go to the Payroll menu on the left panel, and select Employees.
- Select which one needs to have the MO 941.
- Navigate to the Tax withholdings, then check the filing status of your State withholdings.
- Click Save.
- Go to the Gear icon at the top right corner, then Payroll Settings, to update Missouri tax.

To learn more about state and local taxes, refer to this article: Set up QuickBooks Online Payroll to pay and file your payroll taxes and forms.
Once done, you can pay and file payroll taxes and forms electronically in QuickBooks Online Payroll.
Furthermore, explore QuickBooks Payroll to streamline federal and state withholdings.
Let me know if you need more help reporting or filing the forms.