How to form a Kansas LLC

Overview

The Kansas Secretary of State business services portal is the canonical filing path; mailed filings still work but add three to five business days. For post-formation tax registration, the Kansas Department of Revenue customer service center handles sales tax, withholding, and any composite filings your LLC needs.

This guide walks through the filing, the annual report, and the three compliance items Kansas founders most commonly miss.

Filing fee and formation

• LLC filing fee: $160 (online) / $165 (paper)
• Form: Articles of Organization, filed with the Kansas Secretary of State
• Processing: 1–2 business days online; paper filings take 3–5
• Name rules: Must contain "Limited Liability Company," "LLC," or "L.L.C." and be distinguishable on the SOS records

Kansas does not require a published notice of formation, which saves a few hundred dollars compared to states like Arizona or New York.

Kansas's annual-report cadence is tax-year based, not anniversary based. Founders coming from Delaware or Wyoming consistently miss that on year one; calendar the April 15 date the day you form.

Registered agent

Every Kansas LLC needs a resident agent with a physical street address in Kansas (no P.O. boxes). You can serve as your own resident agent if you live in the state, or hire a commercial provider for $50–$150/year.

Annual report

Kansas requires an annual report with a $55 fee (online; $60 paper), due by the 15th day of the fourth month after the close of the LLC's tax year. For a calendar-year LLC that means April 15. The form is short; managers, members, principal office; and can be filed through the SOS business center.

Kansas is unusual in one way: the report is tied to your tax year, not the anniversary of formation. If you elect a fiscal year, the due date moves accordingly.

Taxation

• No franchise tax; Kansas repealed the corporate franchise tax effective 2011
• Corporate income tax: 4% on the first $50,000 of taxable income, 7% above
• LLC default pass-through: Single-member and multi-member LLCs flow through to owners unless a corporate election is made
• Sales tax: 6.5% state rate plus local add-ons

Three things founders miss

1. Resident agent address must match SOS records exactly. A mismatch between the street address on Articles and the agent's registered location is the #1 rejection reason.
2. Annual report is tax-year based, not anniversary-based. Founders from Delaware or Wyoming are used to an anniversary-month cycle and miss this.
3. Kansas does accept series LLCs (K.S.A. 17-76,143) but the statute is narrower than Delaware's; do not assume Delaware caselaw applies.

Filing checklist

• Reserve name (optional, $35, 120 days)
• File Articles of Organization ($160 online)
• Appoint resident agent with KS street address
• Obtain EIN from IRS (free, online)
• File initial operating agreement (not filed with state, but required internally)
• Register for sales tax with Kansas Department of Revenue if selling goods
• Calendar the annual report deadline (15th day of 4th month after tax year end)

Sources

• Kansas Secretary of State; sos.ks.gov
• Kansas Statutes Annotated, Chapter 17, Article 76 (Limited Liability Companies)
• Kansas Department of Revenue; ksrevenue.gov

Post-formation: the first-year checklist

Formation is step one. The obligations that actually generate state and federal trouble if missed sit in the first twelve months after the Articles clear. Plan for:

1. EIN. Apply at the IRS EIN portal. Free, instant if you have a US SSN or ITIN.
2. Operating agreement. Not filed with the state, but every state presumes one exists for dispute resolution. A single-member LLC still benefits from a written one; banks routinely ask for it when opening a business account.
3. Business bank account. Opens only after the state filing clears and the EIN is issued. Commingling personal and business funds is the fastest way to expose yourself to a piercing-the-corporate-veil argument; the SBA's guide to business structures covers the basics of why separation matters.
4. BOI report. The FinCEN Beneficial Ownership Information reporting regime requires most new LLCs to report beneficial owners within 30 days of formation. Penalties are serious; the filing is free.
5. State tax registration. Sales tax, withholding, unemployment insurance: each is a separate account in most states. Register early so you are not back-filing returns.

Additional primary sources

• Kansas Secretary of State: https://www.sos.ks.gov/business/business.html
• Kansas Department of Revenue: https://www.kdor.ks.gov/
• IRS LLC guidance: https://www.irs.gov/businesses/small-businesses-self-employed/limited-liability-company-llc