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Mississippi Secretary of State, Business Services Division

Mississippi business entity search

Office facts, status meanings and filing rules for Mississippi. The steps below show how to search Mississippi's official registry.

Federal filings only here. Mississippi registry records are on the official site.

Mississippi registry at a glance

Registry agency
Mississippi Secretary of State, Business Services Division
Office
Secretary of State Michael Watson, since 2020
Source: corp.sos.ms.gov · checked 2026-10-06
Phone
601-359-1633
Source: sos.ms.gov · checked 2026-10-06
Official search
Business Search →
Source: corp.sos.ms.gov · checked 2026-10-06
Registry number
Business ID. Numeric with no prefix, for example 326924
Source: corp.sos.ms.gov · checked 2026-10-06

How to search the Mississippi registry

The Business Search searches by business name (starting with, all words, any words, sounds like, exact match), business ID, officer name and registered agent.

  1. Open Business Search on the Secretary of State's corporate portal.Source: corp.sos.ms.gov · checked 2026-10-06
  2. Pick a tab: Business Name, Business ID, Officer Name or Registered Agent.Source: corp.sos.ms.gov · checked 2026-10-06
  3. For a name search, choose a match type such as Starting With, type the name and select Search.Source: corp.sos.ms.gov · checked 2026-10-06
  4. Read the results for Business ID, entity type, status and creation date; the page shows the date the data runs through.Source: corp.sos.ms.gov · checked 2026-10-06
  5. Select Details to open the full record with registered agent, officers and filing history.Source: corp.sos.ms.gov · checked 2026-10-06

Source: corp.sos.ms.gov · checked 2026-10-06

Open the official Mississippi search →

Three numbers, three agencies

Asking for the wrong number is a common reason a search comes back empty.

Federal EIN
Internal Revenue Service
Identifies the business for federal tax. It is the same number in every state.
Source: irs.gov
Business ID
Mississippi Secretary of State, Business Services Division
Identifies the entity's record in the Mississippi registry. Numeric with no prefix, for example 326924
Source: corp.sos.ms.gov · checked 2026-10-06
Mississippi Department of Revenue tax account number
Mississippi Department of Revenue
State tax accounts come from the Department of Revenue. They differ from the SOS Business ID and from the federal EIN issued by the IRS.

What a Mississippi status means

Merged
The entity merged into another entity and no longer exists on its own.
Source: sos.ms.gov · checked 2026-10-06
Name Change
The listed name is a former name; the entity continues under a newer name.
Source: sos.ms.gov · checked 2026-10-06
Administratively Dissolved
The Secretary of State dissolved the entity, most often for failing to file its annual report.
Source: sos.ms.gov · checked 2026-10-06

Fees and annual filings

LLC formation
$50 (Certificate of Formation, F0100)
Source: sos.ms.gov · checked 2026-10-06
Corporation formation
$50 (Articles of Incorporation, F0001)
Source: sos.ms.gov · checked 2026-10-06
Annual filing
Annual Report
Source: sos.ms.gov · checked 2026-10-06
Annual fee, LLC
$0 for Mississippi LLCs; $250 for foreign LLCs
Source: sos.ms.gov · checked 2026-10-06
Annual fee, corporation
$25
Source: sos.ms.gov · checked 2026-10-06
When it is due
Profit corporations and LLCs file between January 1 and April 15 each year; nonprofit corporations file by May 15.
Source: sos.ms.gov · checked 2026-10-06
Late filing
No late fee is listed. Failure to file can lead to administrative dissolution. All annual reports must be filed online.
Source: sos.ms.gov · checked 2026-10-06
Filed with
Mississippi Secretary of State, online through the business filings portal
Source: sos.ms.gov · checked 2026-10-06
Note
Foreign corporations pay $500 for a certificate of authority and foreign LLCs pay $250 to register. Reinstatement after administrative dissolution costs $50 for domestic entities and $100 for foreign ones.
Source: sos.ms.gov · checked 2026-10-06

As published by the Mississippi Secretary of State, Business Services Division, checked 2026-10-06. Fees change, and the official schedule decides.

Forming or running a business in Mississippi

Registered agent
Mississippi entities appoint a registered agent, and the Secretary of State keeps a search of registered agents and a commercial registered agent list.
Source: corp.sos.ms.gov · checked 2026-10-06
Name availability
Check whether a name is available in Mississippi →
Business forms and fees
Official Mississippi business forms and fees →

Mississippi businesses on file

All 38 Mississippi businesses on file →

Sources

A fact that could not be confirmed on an official page is left out.

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