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PAYROLL TAX REGISTRATION

Mississippi payroll tax registration

What to set up in Mississippi before the first payroll, in date order, with each agency, online portal and deadline. Enter the first employee's start date and the first pay date to see the dates.

Facts checked on October 5, 2026 against the official sources listed at the end of this page. For employers. General information, not legal or tax advice: confirm a deadline with the agency before you rely on it.

Setup steps before the first payroll

  1. State tax accounts

    Register for a Mississippi withholding account in TAP ('Register Now')

    Deadline
    Before the first payroll; allow up to 10 business days
    Agency
    Withholding: Mississippi Department of Revenue (opens in a new tab)
    Online
    tap.dor.ms.gov (opens in a new tab)
    Returns
    Monthly or quarterly by average monthly withholding (monthly at $300 or more a month, quarterly below); DOR notifies the employer of its filing status; returns due the 15th of the month after the period, next business day on a Saturday, Sunday or legal holiday
    Source
    www.dor.ms.gov/business/business-tax-frequently-asked-questions (opens in a new tab), checked October 5, 2026
  2. New hire reporting

    Report each new hire

    Deadline
    Within 15 days of hireCounted here from the start date; report sooner if the employee was hired before it.
    Agency
    Mississippi State Directory of New Hires (opens in a new tab)
    Online
    www.ms-newhire.com (opens in a new tab)
    Source
    www.lexisnexis.com/hottopics/mscode/ (opens in a new tab), checked October 5, 2026
  3. State tax accounts

    Register a new business with MDES for unemployment tax (and e-mail correspondence)

    Deadline
    Before the first quarterly report
    Agency
    Unemployment: Mississippi Department of Employment Security (MDES) (opens in a new tab)
    Online
    accessmstax.mdes.ms.gov/accessmstax (opens in a new tab)
    Source
    mdes.ms.gov/employers/register-with-us/ (opens in a new tab), checked October 5, 2026
  4. State tax accounts

    File withholding returns on the assigned frequency (15th of the following month); file the first MDES quarterly report

    Deadline
    MDES by the last day of the month after the quarter of the first pay dateJanuary 31, 2027 is a Sunday, so it moves to the next business day.
    Rates
    Mississippi payroll tax rates
    Source
    mdes.ms.gov/employers/unemployment-tax/reporting-and-filing/quarterly-report-and-tax-due-dates/ (opens in a new tab), checked October 5, 2026
  5. Date depends on the deadline below
    Workers' comp

    Get workers' compensation coverage if Mississippi's rule covers the business

    Deadline
    Before the employee who brings the business under the rule starts work
    Workers' comp in Mississippi (Worklio Insurance) (opens in a new tab)
    Source
    www.lexisnexis.com/hottopics/mscode/ (opens in a new tab), checked October 5, 2026

Federal dates for this pay date

Federal returns follow the compliance calendar, which dates them for every employer:

A 501(c)(3) organization generally owes no FUTA tax and files no Form 940 (Form 940 instructions (opens in a new tab)).

Not confirmed: no official source settled it on the check date, so none is shown.

Not needed in Mississippi

Also in Mississippi

  • Whether any city or county taxes wages: not confirmed.
  • Posters: Not confirmed

More on Mississippi

WORKLIO HCM

Hiring in a new state? We help open the accounts.

We help open state withholding and unemployment accounts when you hire somewhere new, and our registration service can register your employer tax accounts for you: withholding, unemployment and paid leave contributions where the state's tax agency collects them. After that, Worklio HCM calculates, deposits and files your payroll taxes in every state and locality, new-hire state reporting is automatic, and rates and rules update without you noticing.

Registration in other states

Sources

The agency page or document behind each fact, as checked.

General information, not legal or tax advice. Rules change; confirm current requirements with the relevant agency or your advisor. You remain responsible for registering and for your employment taxes.

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