What is double taxation and how does it affect Ohio C-Corps?

Double taxation occurs when a C-Corporation pays corporate income tax on profits, then shareholders pay personal income tax again on dividends, effectively taxing the same income twice. In Ohio, this creates a significant financial burden: your C-Corp pays 21% federal corporate tax plus Ohio's Commercial Activity Tax (CAT) at 0.26% on gross receipts above $6 million annually. When you distribute remaining profits as dividends to shareholders, those dividends face Ohio personal income tax (up to 3.99%) plus federal rates (up to 37%). For example, a $100,000 profit loses approximately $26,100 to federal corporate tax, then the remaining $73,900 faces additional personal taxation. This compounding effect makes C-Corps substantially more expensive than pass-through structures like LLCs, which avoid entity-level taxation. Many Ohio business owners unknowingly choose C-Corp status and later discover their actual after-tax returns are 40 to 50% lower than expected. Review your current business structure with an Ohio CPA to calculate your specific tax burden under both C-Corp and LLC elections.

When does a C-Corp actually save money compared to an Ohio LLC?

A C-Corp saves money in Ohio when you retain over $200,000 in annual earnings and reinvest profits rather than taking distributions, since retained earnings avoid the 3.8% Ohio personal income tax that LLC owners face on all profits. The federal corporate tax rate of 21% on retained earnings becomes advantageous when paired with Ohio's top individual rate of 5.75%, saving roughly 2.75% on reinvested capital. Additionally, C-Corps deduct 100% of health insurance premiums, life insurance, and retirement contributions as business expenses, whereas Ohio LLC owners deduct only 20% of health insurance as a self-employment adjustment. Ohio doesn't charge annual report fees for C-Corps or LLCs, because the Secretary of State requires no periodic reports. However, this strategy only works if you genuinely reinvest earnings; taking distributions eliminates the advantage due to double taxation. Calculate your specific scenario using IRS Form 1120 projections before filing Articles of Incorporation with Ohio's Secretary of State, as the switch costs roughly $200 and requires separate business accounting.

Can I convert my Ohio LLC to a C-Corp later?

Yes, you can convert your Ohio LLC to a C-Corp using Ohio's statutory conversion process under Ohio Revised Code Chapter 1706, which requires filing a Certificate of Conversion with the Ohio Secretary of State for a $99 filing fee. Alternatively, you can form a new C-Corp and transfer your LLC's assets, though this approach is more cumbersome. The practical implication is significant: statutory conversion preserves your business continuity and existing contracts, but conversion may trigger state-level franchise tax obligations and federal tax consequences depending on your LLC's current tax classification. If your LLC elected to be taxed as a C-Corp already, conversion is relatively straightforward; if taxed as a pass-through entity, you'll face potential tax liability on asset appreciation. This matters because many investors and venture capital firms require C-Corp structures for institutional funding, making conversion essential for growth-stage businesses. Before proceeding, consult a tax professional to model the conversion's impact on your specific situation, then file your Articles of Conversion with the Ohio Secretary of State.

Why do venture capitalists prefer C-Corps over Ohio LLCs?

Venture capitalists overwhelmingly prefer C-Corporations over Ohio LLCs because C-Corps allow VCs to issue preferred stock with liquidation preferences, anti-dilution protections, and board seat rights. None of which LLCs can replicate through membership interests. C-Corps also feature standardized governance structures that institutional investors understand and trust, including clear voting mechanisms and fiduciary duties defined by Delaware corporate law (which most VC-backed C-Corps adopt regardless of operating state). Critically, many VC funds are organized as tax-exempt entities under IRC Section 501(c)(7) or are structured as partnerships where pass-through taxation complications create significant problems. When these funds invest in Ohio LLCs taxed as partnerships, the LLC's income passes through to the VC entity, potentially triggering unrelated business taxable income (UBTI) and creating tax compliance nightmares for the fund's managers and limited partners. For Ohio entrepreneurs seeking VC funding, this means converting your LLC to a C-Corp, typically through Ohio Secretary of State Form 8453 (Articles of Incorporation), is often a prerequisite before approaching institutional investors, even if your current LLC structure works operationally. Begin exploring conversion requirements immediately if VC fundraising is on your timeline.

What are the ongoing costs and taxes for Ohio C-Corps vs LLCs?

Ohio LLCs have no annual filing fee to the Ohio Secretary of State, making them significantly cheaper to maintain than C-Corps. Ohio C-Corporations pay the Commercial Activity Tax (CAT) at 0.26% of taxable gross receipts above the annual exclusion of $6 million; the former $150 minimum tax was eliminated in 2024, and businesses at or below $6 million owe no CAT. This tax applies regardless of profitability, creating a fixed expense that LLCs completely avoid. Additionally, C-Corps require more complex federal tax returns (Form 1120) and Ohio tax filings, typically costing $2,000 to $5,000 annually in accounting and preparation fees versus $500 to $1,500 for LLC tax returns. LLCs filed with Ohio's Secretary of State benefit from pass-through taxation, meaning the business itself pays no income tax, profits pass to owners' personal returns. C-Corps face double taxation: corporate-level taxation plus shareholder dividend taxes. For most small businesses, these cumulative differences mean LLCs cost 60 to 70% less annually in taxes and compliance. File your LLC formation with the Ohio Secretary of State's Business Services Division and confirm your CAT filing status with the Ohio Department of Taxation if structuring as a C-Corp.

Which business structure should most small Ohio businesses choose?

Most small Ohio businesses should choose an LLC because it combines simplicity with tax efficiency without sacrificing liability protection. While Ohio charges a $99 filing fee with the Secretary of State for both LLCs and C-Corporations, LLCs avoid the double taxation burden that corporations face. You won't pay taxes at both the entity and owner level. An LLC taxed as a sole proprietorship or S-Corp offers flexibility unavailable to C-Corps, allowing you to choose your optimal tax treatment annually. Unlike C-Corporations, Ohio LLCs have minimal ongoing compliance requirements; you won't need to file any biennial or annual report with the Ohio Secretary of State, unlike the quarterly filings a corporation faces. Most small business owners lack the complexity that justifies a C-Corp's formal board structure and governance demands. To get started, file your Articles of Organization with Ohio's Secretary of State and obtain an EIN from the IRS. This takes roughly one week total.

LLC Guide

Ohio LLC vs C-Corp: Which Structure Is Right for Your Business?

Compare formation costs, taxes, and business requirements to choose the best entity structure for your Ohio company in 2026.

By Edmond Hui · Last updated: July 2026

In Ohio, an LLC fits when you want simple tax reporting and pass-through taxation to avoid double taxation; a C-corp fits when you plan to raise venture capital funding or go public eventually. Compare both structures in detail below.

Read this guide for another state:

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Comparison chart for Ohio LLC versus C-Corp, contrasting liability, taxation and ongoing filing burden across 8 factors. — Side-by-side on the factors that decide the choice, for Ohio. Source: Ohio Secretary of State.

LLC vs C-Corp: Side-by-Side

Factor	LLC	C-Corp
Formation cost	$99 Ohio filing fee only	$99 Ohio filing fee + registered agent + bylaws
Taxation structure	Pass-through taxation (profits taxed once at personal level)	Double taxation (corporate tax + personal tax on dividends)
Ownership limits	Unlimited members, flexible ownership structure	Unlimited shareholders, multiple share classes allowed
Self-employment / payroll tax	Members pay self-employment tax on all profits	Owners only pay payroll tax on salary, not distributions
Investor appeal	Limited appeal to VCs and institutional investors	Preferred by venture capitalists and for IPOs
State taxes in Ohio	No entity-level tax; members pay Ohio income tax	Ohio Commercial Activity Tax (CAT) on gross receipts
Administrative complexity	Minimal requirements; operating agreement recommended	Board meetings, bylaws, corporate resolutions required
Profit distribution	Flexible distributions based on operating agreement	Distributions as dividends based on share ownership

When an LLC Makes More Sense

You want simple tax reporting and pass-through taxation to avoid double taxation
Your business has fewer than 10 owners and doesn't need outside investment
You prefer flexible management structure without formal board requirements
You want to minimize ongoing compliance costs and administrative burden

When a C-Corp Makes More Sense

You plan to raise venture capital funding or go public eventually
You want to retain significant earnings in the business for growth
You need extensive employee benefits that are tax-deductible for the corporation
Your business generates over $200,000 annually and payroll tax savings outweigh double taxation

Tax Deep Dive

Llc Default Tax

Ohio LLCs default to pass-through taxation, meaning all profits flow through to members' personal tax returns. Members pay Ohio income tax (up to 3.99%) plus federal income tax on their share of profits, regardless of whether money was actually distributed.

C Corp Tax

Ohio C-Corps face double taxation: the corporation pays 21% federal corporate tax plus Ohio's Commercial Activity Tax on gross receipts. When profits are distributed as dividends, shareholders pay additional personal income tax on those dividends.

When C Corp Wins

C-Corp taxation becomes advantageous in Ohio when you retain substantial earnings for business growth (avoiding immediate dividend taxation), need significant employee benefits deductions, or when payroll tax savings on distributions exceed the double taxation cost, typically when the business generates $200,000+ annually.

Calculate Your Tax Savings in Ohio

Enter your profit and filing status to compare estimated annual taxes for LLC, S-Corp, and C-Corp side by side, specific to Ohio.

This guide is general information, not legal or tax advice, and reading it does not create an attorney-client relationship. It reports published tax rates and statutory attributes, with the sources this page cites. It cannot tell you which structure is better for you: that turns on your profit, the salary you could defend as reasonable compensation, every state you owe tax in, and plans for owners, investors and exit that no figure on this page measures. Confirm your own position with a CPA or tax attorney licensed in your state before you elect anything, because some elections are slow or costly to reverse.

Frequently Asked Questions

: Double taxation occurs when a C-Corporation pays corporate income tax on profits, then shareholders pay personal income tax again on dividends, effectively taxing the same income twice. In Ohio, this creates a significant financial burden: your C-Corp pays 21% federal corporate tax plus Ohio's Commercial Activity Tax (CAT) at 0.26% on gross receipts above $6 million annually. When you distribute remaining profits as dividends to shareholders, those dividends face Ohio personal income tax (up to 3.99%) plus federal rates (up to 37%). For example, a $100,000 profit loses approximately $26,100 to federal corporate tax, then the remaining $73,900 faces additional personal taxation. This compounding effect makes C-Corps substantially more expensive than pass-through structures like LLCs, which avoid entity-level taxation. Many Ohio business owners unknowingly choose C-Corp status and later discover their actual after-tax returns are 40 to 50% lower than expected. Review your current business structure with an Ohio CPA to calculate your specific tax burden under both C-Corp and LLC elections.
: A C-Corp saves money in Ohio when you retain over $200,000 in annual earnings and reinvest profits rather than taking distributions, since retained earnings avoid the 3.8% Ohio personal income tax that LLC owners face on all profits. The federal corporate tax rate of 21% on retained earnings becomes advantageous when paired with Ohio's top individual rate of 5.75%, saving roughly 2.75% on reinvested capital. Additionally, C-Corps deduct 100% of health insurance premiums, life insurance, and retirement contributions as business expenses, whereas Ohio LLC owners deduct only 20% of health insurance as a self-employment adjustment. Ohio doesn't charge annual report fees for C-Corps or LLCs, because the Secretary of State requires no periodic reports. However, this strategy only works if you genuinely reinvest earnings; taking distributions eliminates the advantage due to double taxation. Calculate your specific scenario using IRS Form 1120 projections before filing Articles of Incorporation with Ohio's Secretary of State, as the switch costs roughly $200 and requires separate business accounting.
: Yes, you can convert your Ohio LLC to a C-Corp using Ohio's statutory conversion process under Ohio Revised Code Chapter 1706, which requires filing a Certificate of Conversion with the Ohio Secretary of State for a $99 filing fee. Alternatively, you can form a new C-Corp and transfer your LLC's assets, though this approach is more cumbersome. The practical implication is significant: statutory conversion preserves your business continuity and existing contracts, but conversion may trigger state-level franchise tax obligations and federal tax consequences depending on your LLC's current tax classification. If your LLC elected to be taxed as a C-Corp already, conversion is relatively straightforward; if taxed as a pass-through entity, you'll face potential tax liability on asset appreciation. This matters because many investors and venture capital firms require C-Corp structures for institutional funding, making conversion essential for growth-stage businesses. Before proceeding, consult a tax professional to model the conversion's impact on your specific situation, then file your Articles of Conversion with the Ohio Secretary of State.
: Venture capitalists overwhelmingly prefer C-Corporations over Ohio LLCs because C-Corps allow VCs to issue preferred stock with liquidation preferences, anti-dilution protections, and board seat rights. None of which LLCs can replicate through membership interests. C-Corps also feature standardized governance structures that institutional investors understand and trust, including clear voting mechanisms and fiduciary duties defined by Delaware corporate law (which most VC-backed C-Corps adopt regardless of operating state). Critically, many VC funds are organized as tax-exempt entities under IRC Section 501(c)(7) or are structured as partnerships where pass-through taxation complications create significant problems. When these funds invest in Ohio LLCs taxed as partnerships, the LLC's income passes through to the VC entity, potentially triggering unrelated business taxable income (UBTI) and creating tax compliance nightmares for the fund's managers and limited partners. For Ohio entrepreneurs seeking VC funding, this means converting your LLC to a C-Corp, typically through Ohio Secretary of State Form 8453 (Articles of Incorporation), is often a prerequisite before approaching institutional investors, even if your current LLC structure works operationally. Begin exploring conversion requirements immediately if VC fundraising is on your timeline.
: Ohio LLCs have no annual filing fee to the Ohio Secretary of State, making them significantly cheaper to maintain than C-Corps. Ohio C-Corporations pay the Commercial Activity Tax (CAT) at 0.26% of taxable gross receipts above the annual exclusion of $6 million; the former $150 minimum tax was eliminated in 2024, and businesses at or below $6 million owe no CAT. This tax applies regardless of profitability, creating a fixed expense that LLCs completely avoid. Additionally, C-Corps require more complex federal tax returns (Form 1120) and Ohio tax filings, typically costing $2,000 to $5,000 annually in accounting and preparation fees versus $500 to $1,500 for LLC tax returns. LLCs filed with Ohio's Secretary of State benefit from pass-through taxation, meaning the business itself pays no income tax, profits pass to owners' personal returns. C-Corps face double taxation: corporate-level taxation plus shareholder dividend taxes. For most small businesses, these cumulative differences mean LLCs cost 60 to 70% less annually in taxes and compliance. File your LLC formation with the Ohio Secretary of State's Business Services Division and confirm your CAT filing status with the Ohio Department of Taxation if structuring as a C-Corp.
: Most small Ohio businesses should choose an LLC because it combines simplicity with tax efficiency without sacrificing liability protection. While Ohio charges a $99 filing fee with the Secretary of State for both LLCs and C-Corporations, LLCs avoid the double taxation burden that corporations face. You won't pay taxes at both the entity and owner level. An LLC taxed as a sole proprietorship or S-Corp offers flexibility unavailable to C-Corps, allowing you to choose your optimal tax treatment annually. Unlike C-Corporations, Ohio LLCs have minimal ongoing compliance requirements; you won't need to file any biennial or annual report with the Ohio Secretary of State, unlike the quarterly filings a corporation faces. Most small business owners lack the complexity that justifies a C-Corp's formal board structure and governance demands. To get started, file your Articles of Organization with Ohio's Secretary of State and obtain an EIN from the IRS. This takes roughly one week total.

Sources

Each entry below is a document recorded in our verified Ohio sources, and each entry says what the document is. Some statutory text is read from an accurate mirror rather than from the state's own host, and those say so.

ohiosos.gov/businesses/Ohio Secretary of State: business entity filings
codes.ohio.gov/ohio-revised-code/section-111.16Ohio LLC filing fees

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Edmond Hui · Founder, MyStateLLC

Edmond Hui is a software engineer and serial entrepreneur based in New York who has founded multiple online businesses across e-commerce, media, and information publishing. Before transitioning into tech, he spent years as a commercial real estate professional closing deals totaling over 100,000 square feet, giving him firsthand experience with business formation and entity structuring. He built MyStateLLC to provide the free, state-specific LLC guidance he wished existed when forming his own companies.

LLC vs C-Corp: Side-by-Side

When an LLC Makes More Sense

When a C-Corp Makes More Sense

Tax Deep Dive

Llc Default Tax

C Corp Tax

When C Corp Wins

Calculate Your Tax Savings in Ohio

Frequently Asked Questions

Sources

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