Family Sale Gift Tax Estimator

Estimate the gift-tax exposure on a below-market sale from family.

Fair market value ($)

Sale price ($)

Annual exclusion ($/yr)

Lifetime exemption already used ($)

State gift tax rate (% — e.g. CT)

Filing status

Imputed gift

$300,000

After annual exclusion

$282,000

File Form 709?

Yes — IRS Form 709 required

Lifetime exemption left

$27,220,000

Lifetime exemption used (after)

1.0%

Federal gift tax owed now

State-level tax exposure

Note

Heirs inherit seller's basis — capital gains deferred until future sale.

About this tool

Compute the imputed gift, lifetime-exemption use, and any federal gift tax owed on a below-market real-estate or asset sale. Includes state-level overlay. Direct answer to r/personalfinance 'family wants to sell us their home below market'.

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