Guidance

Inheritance Tax grossing up calculator

Use this calculator to gross up an estate, when the will leaves 바카라 사이트˜free of tax바카라 사이트™ gifts and the residue is partly or completely exempt from Inheritance Tax.

When someone dies, they can leave gifts in their will 바카라 사이트˜free of tax바카라 사이트™. This does not mean there바카라 사이트™s no Inheritance Tax to pay. Ìý

It means the person receiving the gift gets the full amount stated. If any Inheritance Tax is due, it바카라 사이트™s taken from the rest of the estate (the residue).

Grossing up is the process of working out how much of the estate is liable for Inheritance Tax. It바카라 사이트™s needed when both:ÌýÌý

  • someone that바카라 사이트™s liable for Inheritance Tax (a chargeable beneficiary) is left a 바카라 사이트˜free of tax바카라 사이트™ gift in the will
  • the residue is partly or completely exempt from Inheritance Tax

When to useÌý

You can use the calculator for:ÌýÌý

  • simple grossing up 바카라 사이트” where all gifts are 바카라 사이트˜free of tax바카라 사이트™ and the residue is completely exemptÌý
  • four-stage grossing up 바카라 사이트” where some gifts are 바카라 사이트˜free of tax바카라 사이트™ and some are not, or all gifts are 바카라 사이트˜free of tax바카라 사이트™ and the residue is partly exemptÌý

In some situations, grossing up is more complicated. Do not use the calculator if either of these apply:ÌýÌý

In these situations, we바카라 사이트™ll do the grossing up for you. Request this in the additional information box or cover letter when you complete your Inheritance Tax account on form IHT400.

Before you startÌý

You바카라 사이트™ll need a copy of the will. You바카라 사이트™ll also need to know these details about the estate:Ìý

Use the calculator

To use the calculator, you바카라 사이트™ll need to:

  1. Get all of your information together before you start. You바카라 사이트™ll use the calculator online and you cannot save your progress

  2. Use the calculator

  3. Print the results

  4. Post them to HMRC along with your Inheritance Tax account (IHT400)

Interaction rulesÌý

Interaction rules apply if the estate gets agricultural or business relief, and all of these apply:Ìý

  • the will has at least one specific gift of propertyÌý
  • the will has property subject to tax relief that바카라 사이트™s not given as a specific giftÌý
  • some of the estate is exempt from Inheritance TaxÌý

You can use the calculator if interaction rules apply, but only after manually deducting agricultural or business relief. Ìý

Interaction calculations can get complicated. We바카라 사이트™ll do them for you if you request it when you submit your return.Ìý

If something changes

If something changes after you submit your Inheritance Tax account, you can submit a corrective account with new grossing up.ÌýÌý

Use the calculator again, updating any figures that have changed. Print your results and post them with the corrective account.ÌýÌý

Detailed guidanceÌý

For detailed information about grossing up, check the Inheritance Tax manual section on 바카라 사이트˜Calculating the chargeable estate바카라 사이트™.

Updates to this page

Published 5 March 2025

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