PEM
Home » Inheritance Tax Calculator

Inheritance Calculator Intro

In October 2024, the government announced the most significant reforms to inheritance tax (IHT) seen in a generation. The changes come into force from 6 April 2026 and could mean significant increases in IHT exposure for estates.

Will I be impacted by the IHT changes?


The new rules will impact those holding assets including:

  • Shares in an unlisted trading company valued at more than £1m;
  • An interest in a trading business or partnership valued at more than £1m;
  • Agricultural land, including farm buildings and farmhouses.
  • Pensions (from April 2027)

Take 1 minute to complete our simple IHT calculator to find out how you could be impacted.Our expert accountants go beyond simply preparing your annual accounts. We take the time to interpret your figures to give you clear insights, empowering you to make informed, strategic decisions for long-term business success.

How could the changes affect you?

Complete the below to see the estimated change in your inheritance tax exposure.

"*" indicates required fields

(including main home)
Please enter a number greater than or equal to 0.
(e.g. stocks & shares etc.)
Please enter a number greater than or equal to 0.
(e.g. bank accounts & ISAs etc.)
Please enter a number greater than or equal to 0.
(including main home)
Please enter a number greater than or equal to 0.
(Total value of pensions)
Please enter a number greater than or equal to 0.
(e.g. unquoted shares & partnership interest etc.)
Please enter a number greater than or equal to 0.
(Total value of agricultural property)
Please enter a number greater than or equal to 0.
(e.g. loans, mortgages & overdrafts)
Please enter a number greater than or equal to 0.
Please note that the results produced by this calculator will be shared with us so that we can consider how best to assist you with your tax planning.*

Disclaimer for IHT calculator

This calculator provides an estimate of your inheritance tax exposure today compared to your exposure after the introduction of changes proposed in the government’s October budget. It is a general guide to estimate any increase in your exposure to inheritance tax.

It will not capture all your individual circumstances. It is not personal advice and should not be relied upon. Your inheritance tax exposure will depend on many factors including provisions made in your will, whether you are eligible for certain reliefs, and the type of assets you hold.

Calculating your inheritance tax position and undertaking planning is complex. Professional advice should always be sought before action is either taken or refrained from as a result of information provided.

If you experience any difficulties completing this form, please email pem@pem.co.uk.

Get in touch with us

Our people are at the heart of the firm’s success. Together we have accumulated many years of experience and are able to bring our specialist skills to bear for your benefit

If you’re enquiry is about careers/work experience opportunities, please use the form on our careers page.

For information about our offices, please see our contact page.