Delaware S-Corporation Compliance Guide

Everything you need to legally form and operate a S-Corporation in Delaware. Filing fees, tax forms, ongoing requirements, and the trade-offs of this structure.

Is a S-Corporation Right for You?

Best for

Profitable businesses generating $60K+ net income where owner can save 15.3% SE tax on distributions above reasonable salary.

Watch out for

Payroll requirement. More paperwork. Reasonable salary is IRS audit target. Max 100 shareholders, no foreign owners.

Tax treatment

Pass-through. Owner takes a 'reasonable salary' as W-2 wages; remainder is distribution (no SE tax on distributions).

ItemDelaware Requirement
Formal state filing requiredYes — file Articles of Incorporation with the Delaware Secretary of State.
State filing fee$89
Federal tax form filedForm 1120-S
Employer Identification Number (EIN)Required — apply free at irs.gov (5 minutes online)
Registered agent requiredYes — must have a physical Delaware address available during business hours.
Annual/periodic reportNot required
Franchise tax$300 flat annual tax on LLCs; corp franchise tax varies by share count/assumed par (min $175).
State income taxPass-through — owners pay Delaware personal income tax on business income. Top rate 6.6%.
Reasonable salary requirementYes — owner-employees must pay themselves a market-rate W-2 salary before taking distributions. IRS audit target.
Payroll setupRequired — need a payroll provider (Gusto, ADP, QuickBooks Payroll) to run owner W-2 and any employees.

Filing Sequence in Delaware

  1. 1

    Choose a business name

    Search Delaware SoS name database. Reserve the name if desired (~$25 fee, optional).

  2. 2

    Get an EIN from the IRS

    Free at irs.gov. Takes ~5 minutes online. Required for all business banking, payroll, and tax filings.

  3. 3

    File formation documents ($89)

    Submit Articles of Incorporation to Delaware Secretary of State. Include registered agent info. Processing ~7 business days.

  4. 4

    File Form 2553 to elect S-Corp status

    Must be filed within 2 months + 15 days of the tax year start (or entity formation). Free federal filing.

  5. 5

    Register for state taxes

    Delaware has no state sales tax. Register with Delaware Department of Revenue for state income tax withholding if hiring employees.

  6. 6

    Open a business bank account

    Separate business finances from personal. Bank will require EIN, formation docs (for entities), and often an operating agreement.

Not legal or tax advice.

State filing requirements change. Verify fees and deadlines with the DelawareSecretary of State and Department of Revenue before filing. Structure choice has tax and liability implications — consult a licensed CPA or attorney for your specific situation.