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Home/Secretary of State directory/Secretary of State Name Reservation/Reserve an Illinois business name before you form
Illinois . Name Reservation

Reserve an Illinois business name before you form.

If your formation is not ready but you need to lock in a name, Illinois lets you reserve it. This guide explains the Illinois Secretary of State reservation process, fee, duration, and how to convert a reservation into a finished entity.

Reserve name in Illinois →

Why reserve a name in Illinois

  • Lock the name while raising capital.
  • Hold the name while building the business plan.
  • Protect the name during a trademark search.
  • Coordinate domain + name + branding.
  • Block competitors from filing the same name.
Where this page sits

Up a level, or across to the neighbors.

Guide

Secretary of State Name Reservation by state

The national explainer above this page: what changes between jurisdictions, and why.

Open the hub → Section

Secretary of State directory

Every filing the state business office takes, state by state.

Open the section → State

Illinois business filings

Every filing a business makes in Illinois, gathered on one page.

Open Illinois → In Illinois

Articles of Amendment in Illinois

Articles of amendment, state by state

Read the guide → In Illinois

LLC operating agreement in Illinois

LLC operating agreements, state by state

Read the guide → In Illinois

Secretary of State phone number in Illinois

Secretary of State phone numbers, state by state

Read the guide → In Illinois

Secretary of State filing fees in Illinois

Filing fees, state by state

Read the guide →
Lock the name

Illinois Name Reservation: at a glance.

Reserves a business name with the Secretary of State for a set period before formation.

Filing details

How Illinois handles Name Reservation.

Illinois Business SearchLook up any Illinois entity and read every status right.
Where to fileSecretary of State office, online portal, or by mail with the required fee.
TurnaroundStandard processing: 5-10 business days. Expedited service available for an additional state fee.
Required informationEntity name + ID, current officers and registered agent, principal office address.
Common pitfallsMismatched officer addresses, expired registered agent, missed prior reports causing administrative dissolution.
Frequently asked

Illinois Name Reservation questions.

What is a name reservation with the Illinois Secretary of State?

It lets you hold an available business name with Illinois for a set period before you file formation, so no one else takes it while you prepare. It is optional but useful when you are not ready to form yet. We check Illinois availability and reserve the name so it is waiting when you file.

Do I need to reserve a name before forming in Illinois?

No: if you are ready to form, filing the formation document claims the name directly, so reservation is only needed when you want to secure a name in advance. We tell you whether reserving makes sense for your Illinois timeline or whether to just form now and claim it.

How long does an Illinois name reservation last?

It varies by Illinois, commonly 60 to 120 days, and some states allow a renewal. If you do not form before it expires, the name frees up again. We track your Illinois reservation window on a compliance calendar so you form in time or renew before it lapses.

How do I check if a name is available in Illinois?

You search the Illinois Secretary of State's business database and apply the state's naming rules, required designators like LLC or Inc, no conflicts with existing names, no restricted words. A name that looks free can still be too similar. We run the Illinois availability check properly before you rely on a name.

What makes a business name unavailable in Illinois?

Usually that it is the same as or confusingly similar to an existing Illinois entity, missing a required designator, or using restricted words, like bank or insurance, without approval. We screen your name against Illinois's rules so you do not build a brand on a name the state will reject at filing.

Does reserving a name protect my brand or trademark?

No: an Illinois name reservation only holds the name at the Secretary of State for forming an entity; it gives no trademark rights and does not stop use elsewhere. For real brand protection you need a trademark. We reserve the Illinois name and can point you toward trademarking if the brand is central to your business.

Can I reserve a name before I foreign-qualify in Illinois?

Yes: if you plan to expand into Illinois, you can reserve your name there ahead of foreign qualification so it is available when you register. We coordinate the Illinois reservation with your expansion timeline so the name is secured before someone local takes it.

Related

Related services

Illinois Secretary of StateOverview, contact, full filing index. Annual reportDue dates, fees, and how to file. Registered agentRequirements and renewal. Compliance calendarEvery deadline that touches your entity.

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