Delaware Franchise Tax Calculator
Calculate your Delaware franchise tax both ways — authorized shares vs. assumed par value — and see which method the state uses.
Delaware Franchise Tax calculator
For a single class of common stock. Multi-class share structures need a per-class computation — see the section below.
Enter your authorized shares, issued shares, and total gross assets to compare the two methods Delaware allows.
Estimate only. Single-class common-stock assumption. Verify with your CPA before filing. Sources: corp.delaware.gov/frtaxcalc/ and corp.delaware.gov/paytaxes/.
Want the full mechanics, edge cases, and 2026 rules behind this tool?
Read the full guide: Delaware Franchise Tax: The Complete C-Corp Founder's Guide (2026)→This tool gives an estimate for planning only — not tax advice. Acorn 9 is a tax & accounting firm built for startups; the actual numbers on your return are prepared and signed by a licensed CPA. See all tools.