Delaware LLC compliance deadlines with exact dates and official sources: the $300 annual LLC tax (due June 1) and federal estimated taxes.

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 LLC annual tax ($300) due

Next due: June 1, 2027

Delaware LLCs owe a flat $300 annual tax by June 1 (no annual report). Miss it and the LLC loses good standing; penalty is $200 plus 1.5%/month. 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.

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