Maryland Tax Forms and Instructions
Virginia Tax Forms and Instructions
Washington D.C. Tax Forms and Publications
- IRS forms & publications.
- Social Security Administration-Verify your employees’ Social Security Numbers.
- When are your payroll taxes due?
- Form W-4
- I-9 Form. Employers are required to have a completed form on file for all employees.
- Change of Address Form-complete this to notify the IRS of your current address.