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Inheritance Tax Nil Rate Band 2026: Changes & History | UK

Updated: 20 May 2026

Introduction to Inheritance Tax Nil Rate Band

The Inheritance Tax (IHT) nil rate band is a crucial aspect of the UK's tax system, allowing individuals to pass on a certain amount of their estate to their beneficiaries without incurring IHT. Over the years, this limit, also known as the inheritance tax threshold, has undergone several changes. In this article, we will explore the history of the nil rate band, its current value, and what to expect in the future.

Historical Context of the Nil Rate Band

The nil rate band has been in place since the introduction of IHT in 1986, when it was set at £71,000 for the 1986-1987 tax year. Since then, the IHT allowance has increased steadily, with some years seeing more significant rises than others. For instance, in the 2009-2010 tax year, the nil rate band was £325,000, and by the 2015-2016 tax year, it had risen to £325,000, with the addition of the residential nil rate band (RNRB) of £100,000.

Current Nil Rate Band for 2026

As of the 2026 tax year, the nil rate band remains at £325,000, a figure that has been frozen since the 2015-2016 tax year. The RNRB, introduced in 2017, has increased over the years and currently stands at £175,000 for the 2026 tax year. This means that, for the 2026 tax year, individuals can pass on up to £500,000 (£325,000 + £175,000) of their estate without incurring IHT, provided they meet the qualifying conditions for the RNRB.

Residential Nil Rate Band (RNRB) Conditions

To qualify for the RNRB, the deceased must have passed away on or after 6 April 2017, and the estate must include a qualifying residential property that is being passed to the deceased's direct descendants. The RNRB is subject to a taper threshold, which is £2 million for the 2026 tax year. Estates with a value above this threshold will see the RNRB reduced by £1 for every £2 above the threshold.

Changes to the Nil Rate Band Over the Years

The IHT nil rate band has seen several changes over the years, with some years experiencing more significant increases than others. The following table highlights the nil rate band for selected tax years:

Tax Year Nil Rate Band
1986-1987 £71,000
1995-1996 £154,000
2005-2006 £275,000
2009-2010 £325,000
2015-2016 £325,000 (plus RNRB of £100,000)
2026 £325,000 (plus RNRB of £175,000)

Future Expectations for the Nil Rate Band

The UK government has announced that the nil rate band will remain frozen at £325,000 until at least the 2027-2028 tax year. The RNRB is also expected to increase in line with inflation, although the exact figures for future tax years have not been confirmed. It is essential for individuals to review their estate plans regularly, taking into account any changes to the IHT allowance and the RNRB, to ensure they are making the most of the available reliefs and exemptions.

Impact of the Frozen Nil Rate Band

The frozen nil rate band has significant implications for individuals with estates that are growing in value due to rising property prices and investments. As the nil rate band remains static, more estates may become liable to IHT, highlighting the need for effective estate planning and tax mitigation strategies. Individuals should consider seeking professional advice to ensure they are maximizing their IHT allowance and minimizing their tax liability.

Conclusion

The inheritance tax nil rate band has undergone significant changes over the years, with the current nil rate band standing at £325,000 for the 2026 tax year. The introduction of the RNRB has provided additional relief for individuals passing on residential property to their direct descendants. As the IHT threshold and nil rate band are subject to change, it is crucial for individuals to stay informed and review their estate plans regularly to ensure they are making the most of the available reliefs and exemptions. By understanding the current IHT allowance and planning accordingly, individuals can minimize their tax liability and ensure their beneficiaries receive the maximum amount possible.