Kentucky charges $40 to form an LLC; Oklahoma charges $100. Day-one sticker price is only part of the story, since most of the real cost comes from the annual obligations that stack up each year you keep the LLC open.

Over a rolling three-year window, Oklahoma runs about $435 less in total state fees than Kentucky. Whether that gap matters depends on whether you actually operate in one of these states or are weighing a non-resident filing.

Kentucky imposes an entity-level annual tax on every LLC ($175 minimum). Oklahoma does not. For pass-through LLCs that would otherwise owe nothing at the state level, that minimum is the deciding line.

On speed, Kentucky typically clears standard online filings faster than Oklahoma. Both states offer expedited tiers at an additional cost for filers on tight timelines.

For most small operators the choice is not really between these two states at all. It is between forming where the business actually operates and trying to route through a non-resident filing. The data below shows what each option actually costs.

Formation filing fee
Kentucky $40
Oklahoma $100
Kentucky saves $60
Year 1 total estimate
Kentucky $330
Oklahoma $225
Oklahoma saves $105
Ongoing per year
Kentucky $290
Oklahoma $125
Oklahoma saves $165
3-year total
Kentucky $910
Oklahoma $475
Oklahoma saves $435

Key differences at a glance

  • Kentucky costs $60 less to form ($40 vs $100).
  • Oklahoma is $165 per year cheaper to maintain ($125 vs $290).
  • Kentucky imposes an entity-level franchise or LLC tax that applies to pass-through LLCs. Oklahoma does not.

Where each state fits

For most filers, forming in the state you actually operate from is the right call. The side-by-side below shows where the two states meaningfully diverge.

What each state offers that the other does not

Only Oklahoma

  • Paid expedited tier
  • No entity-level franchise or LLC tax

Both states

  • Online filing
  • No publication requirement
  • Operating agreement not statutorily required

Three-year cost, side by side

Rough estimate of the state-facing cost to form and keep an LLC through three years. Both totals include a $100 per year registered-agent estimate.

Kentucky Oklahoma
Year 1
$330
$225
Year 2
$620
$350
Year 3
$910
$475

Running total includes the one-time filing fee and annual ongoing costs (report fee or franchise tax plus a $100/year registered agent estimate).

What it costs under your specific situation

The table below runs the same LLC through four common scenarios. "Non-resident" rows assume a typical home-state foreign LLC registration adds about $200 per year of stacked cost; the real number depends on which state you live in and ranges from $50 to over $800 depending on jurisdiction.

Scenario Year 1 Each year after 3-year total
You live in Kentucky, business operates there
No foreign LLC registration needed. You pay Kentucky fees only.
$330 $290 $910
You live in Oklahoma, business operates there
No foreign LLC registration needed. You pay Oklahoma fees only.
$225 $125 $475
Non-resident forming in Kentucky with operations elsewhere
You pay Kentucky's fees plus a typical home-state foreign LLC registration of about $200 per year.
$530 $490 $1,510
Non-resident forming in Oklahoma with operations elsewhere
You pay Oklahoma's fees plus a typical home-state foreign LLC registration of about $200 per year.
$425 $325 $1,075

Kentucky vs Oklahoma: full comparison

Dimension Kentucky Oklahoma
Online filing
Can you file the formation document online?
Yes Yes
Online approval time
Standard, non-expedited
1 business day 2 business days
Expedited option
Paid fast-track filing
Not offered $25
Annual report
Required in addition to tax
Required, $15 Required, $25
State-imposed annual tax
Franchise, privilege, or LLC tax minimum
$175 minimum None
State income tax
On pass-through LLC income at member level
Yes Yes
Publication requirement
Newspaper publication after formation
No No
Operating agreement
Required by state statute
Recommended, not required Recommended, not required
Foreign LLC fee
Cost to register as a foreign LLC in this state
$90 $300
State sales tax
General statewide rate
6.0% 4.5%

Taxes in Kentucky and Oklahoma

How each state handles entity-level tax on LLCs. Pass-through classification means member-level income tax also applies at each member's residence state.

Kentucky tax

$175 minimum annual tax (gross-receipts-or-gross-profits basis). State income tax applies to member-level pass-through income. Corporate rate 5.0%.

Oklahoma tax

No entity-level franchise tax on LLCs. State income tax applies to member-level pass-through income. Corporate rate 4.0%.

Ongoing compliance

The recurring filings each state requires after formation.

Kentucky

Annual report $15, due 06/30 each year. Registered agent required in Kentucky.

Oklahoma

Annual report $25, due on your anniversary month. Registered agent required in Oklahoma.

Formation process, side by side

What actually happens from the moment you start filing to the moment you're in good standing. Use this as a checklist.

Kentucky

  1. Check business-name availability on the Kentucky entity search.
  2. Appoint a registered agent with a physical Kentucky street address.
  3. File Articles of Organization for a Profit Limited Liability Company (Form KLC) for $40.
  4. Wait for approval. Online typically 1 business days. No paid expedite offered.
  5. Adopt an operating agreement (recommended, not required by Kentucky statute).
  6. Apply for a federal EIN (free from the IRS).
  7. Open a business bank account to separate personal and business finances.
  8. File your first annual report and pay $15 when it comes due.

Oklahoma

  1. Check business-name availability on the Oklahoma entity search.
  2. Appoint a registered agent with a physical Oklahoma street address.
  3. File Articles of Organization for Oklahoma Limited Liability Company (SOS Form 0073) for $100.
  4. Wait for approval. Online typically 2 business days. Paid expedite from $25.
  5. Adopt an operating agreement (recommended, not required by Oklahoma statute).
  6. Apply for a federal EIN (free from the IRS).
  7. Open a business bank account to separate personal and business finances.
  8. File your first annual report and pay $25 when it comes due.

Before you pick either state

A few things that apply no matter which state you choose. These trip up enough first-time filers that they're worth stating explicitly.

Registered agent is non-negotiable. Both Kentucky and Oklahoma (and every other US state) require every LLC to designate a registered agent with a physical street address in the state of formation. You can serve as your own agent if you live in the state; otherwise a commercial agent runs $50 to $125 per year. Using your own home address makes it part of the public record.

Forming elsewhere does not escape your home state's tax. If you live and operate a business from your home state, forming the LLC in Kentucky or Oklahoma does not avoid your home state's income tax. The moment you transact business at home, your home state requires a foreign LLC registration, and state tax liability follows your residence regardless of where the entity sits on paper.

EIN applications are free. The IRS issues Employer Identification Numbers directly at no cost. Any service charging you to "get your EIN" is reselling a free form submission. Single-member LLCs with no employees technically don't need one for federal tax, but nearly every bank requires an EIN to open a business account.

Operating agreement matters more than the state you pick. A well-drafted operating agreement governs member ownership, management, profit splits, buy-sell terms, and dissolution. Without one, your LLC runs on the state's default rules, which are rarely what you want. California, Maine, Missouri, and New York require a written one by statute; every other state treats it as strongly recommended.

Agency contacts

Kentucky Secretary of State, Business Filings

Website
www.sos.ky.gov/bus
Phone
(502) 564-3490
Mail
Business Filings, Kentucky Office of the Secretary of State, P.O. Box 718, Frankfort, KY 40602-0718
Office
Room 154, Capitol Building, 700 Capital Avenue, Frankfort, KY 40601
Hours
8:00 AM to 4:30 PM Eastern, Monday to Friday

Oklahoma Secretary of State, Business Filing Department

Website
www.sos.ok.gov/business/default.aspx
Phone
(405) 522-2520
Email
webmaster@sos.ok.gov
Mail
421 N.W. 13th, Suite 210, Oklahoma City, OK 73103
Hours
8:00 AM to 5:00 PM Central, Monday to Friday

Kentucky Department of Revenue

Website
revenue.ky.gov
Phone
(502) 564-4581
Mail
501 High Street, Frankfort, KY 40601
Hours
8:00 AM to 5:00 PM Eastern, Monday to Friday

Oklahoma Tax Commission

Website
oklahoma.gov/tax.html
Phone
(405) 521-3160
Mail
Oklahoma Tax Commission, 300 N. Broadway Avenue, Oklahoma City, OK 73102
Office
300 N. Broadway Avenue, Oklahoma City, OK 73102
Hours
7:30 AM to 4:30 PM Central, Monday to Friday

Frequently Asked Questions

  • Is it cheaper to form an LLC in Kentucky or Oklahoma?

    Kentucky is cheaper at formation ($40) than Oklahoma ($100). Ongoing costs are also different: $290 vs $125 per year. Total over three years: $910 vs $475.

  • Can I form an LLC in Kentucky if I live in Oklahoma?

    Yes, but your Oklahoma business will almost certainly need to register as a foreign LLC in Oklahoma too, which means paying Oklahoma's foreign registration fee and any ongoing Oklahoma obligations on top of the Kentucky ones. The "form elsewhere to save" math usually doesn't work for operating businesses; it only works when you have no physical operations tied to any specific state.

  • How long does it take to form an LLC in Kentucky vs Oklahoma?

    Kentucky online: 1 business day; Oklahoma online: 2 business days. Kentucky does not offer paid expedite. Oklahoma offers paid expedite from $25.

  • Which state has lower taxes for an LLC, Kentucky or Oklahoma?

    Kentucky: state income tax applies to member-level pass-through income, plus a $175 minimum entity-level tax. Oklahoma: state income tax applies to member-level pass-through income, no entity-level franchise or LLC tax.

  • Do both states require a registered agent?

    Yes. Every US state (and DC) requires every LLC to maintain a registered agent with a physical street address in the state. Kentucky and Oklahoma both have this requirement. You can serve as your own agent if you live in the state; most out-of-state filers use a commercial agent for $50 to $125 per year.

  • Which state should I pick if I run an online business from home?

    Form in the state you actually live in. Your home state's Department of Revenue treats your residence as nexus regardless of where the LLC is filed, which means you owe state income tax there anyway. Forming in Kentucky or Oklahoma to escape your home state's tax doesn't work; it adds paperwork. The non-resident filings make sense when you genuinely operate nowhere in particular: international founders, purely passive holding entities, or real-estate LLCs owning property in other states.

Full state guides

More Kentucky and Oklahoma comparisons

Sources

  • Filing fee: www.sos.ky.gov/bus/business-filings/Pages/Fees.aspx · verified April 21, 2026
    Kentucky Secretary of State Business Filings Fees page: Articles of Organization (domestic LLC) filing fee is $40. Same fee for online filing through FastTrack and mail filings. Payable by cash, check to Kentucky State Treasurer, prepaid account, or debit/credit card.
  • Expedited filing: www.sos.ky.gov/bus/business-filings/Pages/Fees.aspx · verified April 21, 2026
    Kentucky Secretary of State does not offer a separate paid expedited service for Articles of Organization. Online filings through FastTrack typically process within 1 business day (next-business-day for after-hours submissions), which serves as the de facto fastest available pathway. Recorded as offered: false.
  • Annual report fee: www.sos.ky.gov/bus/business-filings/Pages/Annual-Reports.aspx · verified April 21, 2026
    Kentucky Secretary of State Annual Reports page: $15 filing fee, due between January 1 and June 30 each year. Failure to file by June 30 results in administrative dissolution. KRS 14A.6-010 establishes the filing requirement.
  • Franchise tax: revenue.ky.gov/Business/Corporation-Income-and-Limited-Liability-Entit… · verified April 21, 2026
    Kentucky Department of Revenue: Limited Liability Entity Tax (LLET) imposed on all entities afforded limited-liability protection under state law (KRS 141.0401), including LLCs, corporations, S corporations, and limited partnerships. LLET is the lesser of 0.095% of Kentucky gross receipts or 0.75% of Kentucky gross profits, with a $175 minimum. Entities with gross receipts and gross profits both at or below $3M pay only the $175 minimum. Classified here as a franchise-style tax with a flat $175 annual minimum.
  • Foreign LLC registration fee: web.sos.ky.gov/forms/corp/FBE-Certificate%20of%20Authorization_Foreign… · verified April 21, 2026
    Kentucky Form FBE Certificate of Authority for Foreign Business Entity: $90 filing fee. Same fee for online (FastTrack) and mail filings.
  • Operating agreement requirement: law.justia.com/codes/kentucky/chapter-275/section-275-003/ · verified April 21, 2026
    Kentucky Revised Statutes Chapter 275 (Limited Liability Companies) defines an operating agreement as any agreement among members that may be written or oral. No statute requires LLCs to adopt a written operating agreement. Recorded as not required.
  • Publication requirement: law.justia.com/codes/kentucky/chapter-275/ · verified April 21, 2026
    Kentucky does not require newspaper publication of LLC formation. KRS Chapter 275 contains no publication mandate.
  • Sales tax rate: revenue.ky.gov/Business/Sales-Use-Tax/pages/default.aspx · verified April 21, 2026
    Kentucky Department of Revenue: statewide sales and use tax rate is 6% with no local sales tax jurisdictions. The 6% rate applies uniformly across the state. Local occupational license taxes (net profits or payroll) apply separately at the city and county level but are not sales taxes.
  • Corporate income tax rate: revenue.ky.gov/Business/Corporation-Income-and-Limited-Liability-Entit… · verified April 21, 2026
    Kentucky corporate income tax is a flat 5% (KRS 141.040) for tax years beginning on or after January 1, 2018. Applies to C corporations and to LLCs electing corporate tax treatment. Separate from LLET, which applies at the entity level to all limited-liability entities.
  • Business name search: web.sos.ky.gov/ftsearch/ · verified April 21, 2026
    Kentucky Secretary of State Business Entity Search (FastTrack Search). Use before filing Articles of Organization to confirm name availability.
  • Online filing portal: onestop.ky.gov/Pages/default.aspx · verified April 21, 2026
    Kentucky Business One Stop portal, the official state gateway for online LLC formation via the FastTrack filing system. Online filings typically process within 1 business day.
  • Filing fee: www.sos.ok.gov/business/fees.aspx · verified April 21, 2026
    Oklahoma Secretary of State Filing Fees schedule: Articles of Organization - Oklahoma LLC, Title 18 O.S. Section 2055, $100.00. Online and paper filings carry the same state fee. Credit card filings add a 4 percent service charge under Title 18 O.S. Section 1142. In-person same-day filing adds a $25 premium fee per document.
  • Filing fee: www.sos.ok.gov/forms/FM0074.PDF · verified April 21, 2026
    SOS Form 0074 (Rev. 07/20) Procedures for Organizing an Oklahoma Limited Liability Company: filing fee of $100.00 under Title 18, Section 2055. Same-day in-person filings carry an additional $25 premium.
  • Expedited filing: www.sos.ok.gov/forms/FM0074.PDF · verified April 21, 2026
    Oklahoma SoS SOS Form 0074 describes the only expedited option as a $25 same-day fee for documents delivered in person. There is no published mail-in or online expedite tier. Recorded as offered: true, fee $25, approvalHours 24 (effectively same-day for walk-ins). Title 18 O.S. Section 1142.
  • Annual report fee: www.sos.ok.gov/business/fees.aspx · verified April 21, 2026
    Oklahoma SoS Filing Fees: Annual Certificates - Oklahoma/Foreign LLC, Title 18 O.S. Section 2055.2, $25.00. Due on the LLC's anniversary date each year.
  • Sales tax rate: www.salestaxhandbook.com/oklahoma · verified April 21, 2026
    Oklahoma statewide sales and use tax rate is 4.5 percent under 68 O.S. Section 1354. Rate has been unchanged since 1990. Oklahoma Tax Commission sales tax page confirms the rate; Sales Tax Handbook used here as a stable public mirror.
  • Corporate income tax rate: taxfoundation.org/data/all/state/state-corporate-income-tax-rates-brac… · verified April 21, 2026
    Oklahoma corporate income tax is a flat 4 percent on all taxable income under 68 O.S. Section 2355 (Tax Foundation 2025 State Corporate Income Tax Rates & Brackets). Reduced from 6 percent to 4 percent for tax years beginning on or after January 1, 2022.
  • Foreign LLC registration fee: www.sos.ok.gov/business/fees.aspx · verified April 21, 2026
    Oklahoma SoS Filing Fees: Certificate of Registration - LLC (foreign), Title 18 O.S. Section 2055, $300.00. Foreign LLCs also owe an annual $25 Annual Certificate plus a $40 Annual Registered Agent Fee under 18 O.S. Section 2055.
  • Operating agreement requirement: oklahoma.gov/content/dam/ok/en/sos/forms/FM0074.pdf · verified April 21, 2026
    Oklahoma Limited Liability Company Act (Title 18 O.S. Section 2012) permits but does not require an operating agreement, and does not require it to be in writing. No statutory mandate to adopt or file one. SOS Form 0074 Procedures for Organizing does not require an operating agreement as part of formation.