Free · Delaware S-corp

When is Delaware franchise tax due for an S-corp?

Delaware S-corp compliance deadlines with exact dates and official sources: franchise tax + annual report (due March 1), federal estimated taxes, and a franchise tax amount calculator.

The deadlines

Federal estimated tax payment due

Next due: June 15, 2026

Pass-through income flows to your individual return; quarterly estimated payments are due Apr 15, Jun 15, Sep 15, and Jan 15 if you expect to owe $1,000+. This is a deadline reminder, not tax advice — confirm specifics with your CPA.

Source: IRS

Delaware franchise tax + annual report due

Next due: March 1, 2027

Delaware corporations must file the annual report and pay franchise tax by March 1. Late filing is a $200 penalty plus 1.5%/month interest. This is a deadline reminder, not tax advice — confirm specifics with your CPA.

Source: Delaware Division of Corporations

These are deadline reminders with official sources, not tax advice — confirm specifics with your CPA.

Estimate your franchise tax

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