What is the top estate-tax rate in Connecticut?

The top Connecticut estate-tax rate for 2025 is 12%, which applies only to the portion of the estate in the highest bracket — not the whole estate. (Source: Tax Foundation 2025; Connecticut Department of Revenue Services.)

Does Connecticut also have an inheritance tax?

No. Connecticut levies an estate tax (paid by the estate) but no inheritance tax (which would be paid by the beneficiary). Only Maryland levies both. (Source: Tax Foundation 2025.)

What about federal estate tax?

This page covers Connecticut state-level death taxes only. Separately, the federal estate tax applies to estates above $13,990,000 per person for 2025 (with portability between spouses), at federal rates up to 40%. Most estates fall under the federal exemption. (Source: IRS; Tax Foundation 2025.)

Is my data sent anywhere when I use this tool?

No. All calculations run entirely in your browser using JavaScript. No estate values, inputs, or personal data are ever transmitted to any server.

Connecticut Estate Tax 2025 — $13,990,000 Exemption, 12%–12%

Name: Connecticut Estate Tax 2025 — $13,990,000 Exemption, 12%–12%
Creator: Gera Tools
License: https://creativecommons.org/licenses/by/4.0/

See the Connecticut 2025 estate-tax exemption ($13,990,000) and 12%–12% rates, and estimate your exposure — instant, in your browser.

Free Connecticut estate tax reference for 2025. See the $13,990,000 exemption and 12%–12% estate-tax rates, and estimate the tax on an estate above the exemption. Source: Tax Foundation "Estate and Inheritance Taxes by State, 2025" + Connecticut Department of Revenue Services. Runs entirely in your browser; no data sent to any server. It runs free in your browser on Gera Tools, with nothing uploaded.

Last updated 18 June 2026 Source: Gera Tools

What is the Connecticut estate-tax exemption for 2025?

The Connecticut estate-tax exemption is $13,990,000 for 2025. An estate worth less than that owes no Connecticut estate tax; the value above the exemption is taxed at marginal rates from 12% to 12%. (Source: Tax Foundation, "Estate and Inheritance Taxes by State, 2025".)

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Connecticut Estate & Inheritance Tax 2025

Connecticut levies a state estate tax for 2025 on the value of an estate above its $13,990,000 exemption, at marginal rates from 12% to 12%. The tax is paid by the estate before assets are distributed.

Enter a gross estate value below to see how much exceeds the Connecticut exemption and an order-of-magnitude tax range. Everything runs in your browser — no data is transmitted.

Important: Connecticut levies a flat 12% estate tax above a $13.99 million exemption — the only state whose exemption matches the federal threshold. This covers state-level death taxes only — it excludes the federal estate tax (exemption $13,990,000 per person for 2025) and gift tax. Estate tax is paid by the estate; inheritance tax is paid by the beneficiary. Verify current figures with the Connecticut Department of Revenue Services. This is not tax or legal advice.