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LLC Formation in Idaho: Cost, Steps & How to File

Every Idaho business owner eventually asks the same three things about an LLC formation: who issues it, roughly what it costs, roughly how long it takes. The first one has an Idaho-specific answer and it's at the top of this page.

Idaho filing fee
$100
Annual state fee
None
Typical timeline
1–20 days
Who needs it
anyone starting a business as a legal entity

Depending on the state this recurring amount is called an annual report fee, a franchise tax, or a business privilege fee. It is the amount an LLC pays the state to stay in good standing.

What we verified for Idaho

Every figure in this box was found on the page linked underneath it, by machine, on 9 August 2026 — we publish no number we could not locate on the government page we cite. It is the part of this page that is actually about Idaho; the process, documents and ranges further down are the national pattern.

Issuing office
Idaho Secretary of State
Fee
$100

Source

Who issues an LLC Formation in Idaho

In Idaho, an LLC formation is issued by the office below. That is the office to confirm every figure with.

Starting point for anything else in Idaho: the state business portal, https://sosbiz.idaho.gov. It is a starting point, not the issuer of this permit.

The general US process

This sequence is the shape the process takes across the US. It is not a list of Idaho requirements, and no step here should be read as one — the issuing office named above sets the actual requirements.

  1. Step 1: Pick a name and check it against the state's business-entity register — most states let you search this online for free.
  2. Step 2: Name a registered agent with a physical street address in the state; a PO box is generally not accepted.
  3. Step 3: File the formation document — usually called Articles of Organization or a Certificate of Formation — with the state's business-filing office.
  4. Step 4: Pay the state filing fee. This is the one figure on this page that we do hold per state, shown above.
  5. Step 5: Get an EIN from the IRS. It is free, online, and usually issued immediately.
  6. Step 6: Open a business bank account in the LLC's name using the EIN and the filed formation document.
  7. Step 7: Write an operating agreement. A handful of states require one; in the rest it is optional and still worth having.

What varies: the filing fee, the name of the form, how often the state wants a report, and whether the state adds its own publication or franchise-tax step. New York, for example, adds a newspaper publication requirement.

Documents usually asked for

A typical list, not an Idaho checklist.

Heads up: Put the renewal in a calendar now. Most states require a periodic report; the interval and the fee vary by state — and reminder letters are a courtesy, not a guarantee, in most of the country.

Related permits in Idaho

Business License in IdahoSales Tax Registration in IdahoEmployer Registration in IdahoDBA Filing in Idaho

LLC Formation in states bordering Idaho

Rules stop at the state line — same permit, each state bordering Idaho:

LLC Formation in MontanaLLC Formation in NevadaLLC Formation in OregonLLC Formation in UtahLLC Formation in WashingtonLLC Formation in Wyoming

See LLC Formation in all 50 states & DC →

Frequently asked questions

How much does it cost to form an LLC in Idaho?

Idaho's formation filing fee is $100. On top of that, Idaho charges no recurring state fee to keep the LLC in good standing. Expedited processing, a registered agent service and a name reservation cost extra. Some states add their own steps with their own costs.

Does Idaho charge a recurring fee for an LLC?

Idaho does not charge a recurring state fee for an LLC. You may still owe state income or franchise tax on the business itself, and a report filing may still be required even when the fee is $0.

Who issues an LLC filing in Idaho?

Idaho Secretary of State. The state office named at the top of this page.

What is Idaho-specific on this page: the issuing office, the two Idaho fees, every figure in the verified Idaho box, each one located on the government page it cites. Everything else — the numbered process, the document list, the cost and timeline — is the general US pattern, not an Idaho rule, and is labelled that way above. Requirements, fees and deadlines are set by the issuing office; confirm with it before you file or pay.