# Estate Tax Calculator > Estimate the federal estate-tax amount above the 2026 basic exclusion using a simplified top-rate model. Page: https://askcalculators.com/calculator/estate-tax-calculator/ Definition: https://askcalculators.com/calculator/estate-tax-calculator/definition.json JSON Schema: https://askcalculators.com/calculator/estate-tax-calculator/schema.json Version: 7.0.0 Maintained by: AskCalculators (software project; not a credentialed reviewer) Qualified review: pending. Automated checks do not establish professional approval. Page status: Live Review status: Pending ## Use Open the calculator page and enter values. Query-string parameters can restore and bookmark a calculation. Example: https://askcalculators.com/calculator/estate-tax-calculator/?estateValue=15000000 ## Inputs - estateValue: Total Estate Value ($); type=number; optional; default=15000000 ## Outputs - result: Result; format=text; primary ## Formula Estimated taxable estate = max(gross estate − 2026 federal exclusion, 0); estimated federal estate tax = taxable estate × 40%. Simplified federal estimate using the top rate on value above the entered-year exclusion; deductions, gifts, portability, state estate tax, and graduated rates are excluded. ## Rules - Empty optional inputs are undefined, not zero. - Hidden conditional inputs are ignored. - Do not invent missing required inputs. Notice: Simplified estate-tax estimate; not tax or legal advice.