Colorado charges $50 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, Colorado runs about $50 less in total state fees than Oklahoma. Whether that gap matters depends on whether you actually operate in one of these states or are weighing a non-resident filing.

On speed, Colorado 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
Colorado $50
Oklahoma $100
Colorado saves $50
Year 1 total estimate
Colorado $175
Oklahoma $225
Colorado saves $50
Ongoing per year
Colorado $125
Oklahoma $125
Tied
3-year total
Colorado $425
Oklahoma $475
Colorado saves $50

Key differences at a glance

  • Colorado costs $50 less to form ($50 vs $100).

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

Both states

  • Online filing
  • No entity-level franchise or LLC tax
  • 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.

Colorado Oklahoma
Year 1
$175
$225
Year 2
$300
$350
Year 3
$425
$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 Colorado, business operates there
No foreign LLC registration needed. You pay Colorado fees only.
$175 $125 $425
You live in Oklahoma, business operates there
No foreign LLC registration needed. You pay Oklahoma fees only.
$225 $125 $475
Non-resident forming in Colorado with operations elsewhere
You pay Colorado's fees plus a typical home-state foreign LLC registration of about $200 per year.
$375 $325 $1,025
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

Colorado vs Oklahoma: full comparison

Dimension Colorado 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, $25 Required, $25
State-imposed annual tax
Franchise, privilege, or LLC tax minimum
None 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
$100 $300
State sales tax
General statewide rate
2.9% 4.5%

Taxes in Colorado 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.

Colorado tax

No entity-level franchise tax on LLCs. State income tax applies to member-level pass-through income. Corporate rate 4.4%.

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.

Colorado

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

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.

Colorado

  1. Check business-name availability on the Colorado entity search.
  2. Appoint a registered agent with a physical Colorado street address.
  3. File Articles of Organization for a Limited Liability Company for $50.
  4. Wait for approval. Online typically 1 business days. No paid expedite offered.
  5. Adopt an operating agreement (recommended, not required by Colorado 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.

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 Colorado 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 Colorado 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

Colorado Secretary of State - Business Division

Website
www.coloradosos.gov/pubs/business/main.html
Phone
(303) 894-2200
Email
sos.business@coloradosos.gov
Mail
Colorado Secretary of State, 1700 Broadway, Suite 550, Denver, CO 80290
Office
1700 Broadway, Suite 550, Denver, CO 80290
Hours
8:00 AM to 5:00 PM Mountain, 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

Colorado Department of Revenue - Taxation Division

Website
tax.colorado.gov
Phone
(303) 238-7378
Mail
Colorado Department of Revenue, P.O. Box 17087, Denver, CO 80217-0087
Office
1881 Pierce St, Lakewood, CO 80214
Hours
8:00 AM to 4:30 PM Mountain, 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 Colorado or Oklahoma?

    Colorado is cheaper at formation ($50) than Oklahoma ($100). Ongoing costs are also different: $125 vs $125 per year. Total over three years: $425 vs $475.

  • Can I form an LLC in Colorado 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 Colorado 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 Colorado vs Oklahoma?

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

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

    Colorado: state income tax applies to member-level pass-through income, no entity-level franchise or LLC 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. Colorado 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 Colorado 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 Colorado and Oklahoma comparisons

Sources

  • Filing fee: www.sos.state.co.us/pubs/info_center/fees/business.html · verified April 21, 2026
    Colorado Secretary of State Business Organizations Fee Schedule: 'Limited liability company - Articles of Organization' = $50.00 online fee. Colorado accepts electronic filings only; there is no paper-filing option for new LLC Articles of Organization.
  • Expedited filing: www.sos.state.co.us/pubs/info_center/fees/business.html · verified April 21, 2026
    Colorado does not offer expedited processing for standard online LLC filings because online filings are effectively processed same day (typically within 1 business day). An 'Expedited Service' line for paper document filing at $150 exists on the fee schedule, but it applies only to the limited categories of paper filings Colorado still accepts. For the LLC Articles of Organization (online-only), expedited service is not offered.
  • Foreign LLC registration fee: www.sos.state.co.us/pubs/info_center/fees/business.html · verified April 21, 2026
    Foreign Entity Authority Statement = $100.00 online fee.
  • Operating agreement requirement: law.justia.com/codes/colorado/title-7/limited-liability-companies/arti… · verified April 21, 2026
    C.R.S. §7-80-108 (Colorado Limited Liability Company Act). Operating agreements are permitted but not required, and need not be in writing except where a written form is specifically required (e.g. certain transfer restrictions under §7-80-108(3)). Recorded as not required. Justia is used here as a neutral statute mirror because the official Colorado legislative site (leg.colorado.gov) does not expose a stable per-section URL and the SoS reference page lists statutes only as PDF downloads.
  • Publication requirement: www.sos.state.co.us/pubs/info_center/laws/CRSTitle7index.html · verified April 21, 2026
    Colorado imposes no LLC newspaper publication requirement. Colorado Title 7 Article 80 (the Colorado Limited Liability Company Act) contains no publication provision.
  • Annual report fee: www.sos.state.co.us/pubs/info_center/fees/business.html · verified April 21, 2026
    Periodic Report = $25.00 online (online filing is the only option). Periodic Report Late Filing Penalty = $50.00. Fee increased from $10 to $25 effective July 1, 2024 per Colorado SoS press release.
  • Annual report: www.sos.state.co.us/pubs/business/FAQs/reports.html · verified April 21, 2026
    SoS Periodic Reports FAQ (Q4): 'The Periodic Report can be filed two months prior to the Periodic Report month or two months after without any penalty.' The Periodic Report month corresponds to the month the entity was originally formed or registered in Colorado. Statutory basis: C.R.S. §7-90-501.
  • Franchise tax: tax.colorado.gov/corporate-income-tax-guide · verified April 21, 2026
    Colorado has no franchise tax on LLCs or corporations. The Department of Revenue publishes only corporate income tax (flat 4.4%) and individual income tax (flat 4.4%) guidance; no capital-based or share-based franchise tax exists.
  • Corporate income tax rate: tax.colorado.gov/corporate-income-tax-guide · verified April 21, 2026
    Colorado corporate income tax is a flat 4.4% rate on federal taxable income attributable to Colorado (C.R.S. §39-22-301), tax year 2024 and forward. LLCs are pass-through by default and do not owe corporate income tax unless they elect C-corp taxation. A Pass-Through Entity (SALT Parity) election allows LLCs to pay at entity level at the same 4.4% rate.
  • Sales tax rate: tax.colorado.gov/sales-tax-guide · verified April 21, 2026
    Colorado statewide sales tax rate is 2.9%. Many Colorado cities are 'home-rule' and self-administer local sales tax, so combined state+local rates vary widely (commonly 4%-11%+). Only the 2.9% statewide rate is recorded here.
  • Business name search: www.coloradosos.gov/biz/BusinessEntityCriteriaExt.do · verified April 21, 2026
    Colorado SoS Business Database Search. Resolves successfully in 2026. Note: the coloradosos.gov and sos.state.co.us domains both serve the same SoS website.
  • 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.