Business Property Relief: How to Claim 100% IHT Relief on Business Assets

Business Property Relief (BPR) is one of the most powerful Inheritance Tax (IHT) reliefs available — it can reduce the value of a business or its assets by up to 100% for IHT purposes. For business owners, understanding BPR is essential to protecting the value of their business from a 40% IHT charge on death.

This guide explains how BPR works, who qualifies, common pitfalls, and how to use BPR as part of a comprehensive IHT planning strategy.

What Is Business Property Relief?

Business Property Relief (BPR) is an IHT relief under IHTA 1984, Sections 103-113. It can reduce the value of qualifying business property by up to 100% for IHT purposes, meaning that the property passes to beneficiaries with no IHT charge.

Rates of Relief

BPR is available at two rates:

• 100% relief: Applies to shares in an unlisted trading company (including shares quoted on AIM), interests in a trading partnership, and sole trader business assets
• 50% relief: Applies to shares in a listed trading company where you control less than 5% of the voting power (and certain other conditions), and to certain business property held in trust

What Qualifies as Business Property

Business property for BPR purposes includes:

1. A business or an interest in a business (sole trader or partnership)
2. Shares in a company (unlisted or listed)
3. Securities (debt-like instruments) in a company
4. Land, buildings, machinery, or plant used in a business carried on by a company controlled by the transferor

The Trading Requirement

BPR is only available for trading businesses, not investment businesses. This is the most critical — and most frequently challenged — aspect of BPR.

The 'Wholly or Mainly' Test

Under IHTA 1984, Section 105, a business qualifies for BPR only if it is a trading business — one that does not consist 'wholly or mainly' of the holding of investments.

HMRC looks at the nature of the business activities, including:

• The proportion of income from investment vs trading activities
• The use of business assets (investment property vs trading premises)
• The time spent by the business owners on trading vs investment activities
• The overall nature of the business

Businesses That May Not Qualify

Common businesses that may struggle with the trading requirement:

• Property investment companies: Companies that hold rental property are typically treated as investment businesses. BPR may not be available.

• Holding companies with investment assets: If a holding company holds investment property or surplus cash, it may not be a trading company.

• Businesses with significant surplus cash: If a company holds surplus cash that is not needed for trading purposes, the surplus cash may be treated as an investment, tainting the trading status.

The 20% Rule of Thumb

There is no statutory threshold for the proportion of investment activities that will taint a business. However, HMRC and the courts generally use a 'rule of thumb' of 20% — if investment activities exceed 20% of the total business activities, the business may be treated as an investment business, and BPR may be restricted or denied.

This is a rule of thumb, not a statutory test. Each case is decided on its facts, and specialist advice is essential.

The 2-Year Holding Period

To qualify for BPR, the business property must have been owned for at least 2 years before death (or before the lifetime transfer, if it's a gift).

Replacing Business Property

If the business property is replaced with other business property within the 2-year period, the holding period may be satisfied. This is relevant if, for example, you sell one business and buy another — the combined ownership period may satisfy the 2-year requirement.

Shares Acquired by Inheritance

If you inherit shares that qualify for BPR, and you then die within 2 years, the shares may still qualify for BPR (the deceased's ownership period counts towards the 2-year requirement).

Replacing Non-BPR Assets with BPR Assets

One of the most powerful BPR planning strategies is to replace non-BPR assets (cash, investments, investment property) with BPR-qualifying assets (shares in a trading company) before death.

If the BPR-qualifying assets are held for 2 years, they are completely exempt from IHT. This strategy is particularly useful for individuals who have significant non-business wealth but want to reduce their IHT liability.

How It Works

1. The individual sells non-BPR assets (cash, investments, investment property)
2. The proceeds are invested in BPR-qualifying assets (shares in an AIM trading company, or an enterprise investment)
3. The BPR-qualifying assets are held for at least 2 years
4. On death, the BPR-qualifying assets qualify for 100% BPR — no IHT is due

Example

An individual has a £2 million portfolio of investments (non-BPR assets). Without planning:

• IHT on £2 million: £670,000 (40% of £1.675 million above the nil-rate bands)

If the individual invests in BPR-qualifying assets and holds them for 2+ years:

• IHT on £2 million of BPR assets: £0
• Saving: £670,000

BPR Investments

Several investment products are designed to qualify for BPR:

• AIM portfolios: Shares in qualifying AIM-traded companies (trading companies) qualify for 100% BPR after 2 years
• Enterprise investments: Shares in qualifying enterprise investments may qualify for BPR
• Trading company shares: Direct investments in qualifying trading companies

Each of these carries investment risk, and specialist advice is essential to ensure that the investments qualify for BPR and are suitable for the individual's circumstances.

BPR and Lifetime Gifts

BPR can also apply to lifetime gifts of business property. If you gift qualifying business property to an individual (or to a trust), and the property qualifies for BPR at the time of the gift, no IHT is due on the gift — even if you die within 7 years.

This is a powerful planning strategy for business owners who want to pass on their business interests while retaining some control (through the trust structure).

Gifting Shares to a Trust

1. You gift shares in a trading company to a discretionary trust
2. If the shares qualify for BPR, no IHT is due on the gift (the BPR reduces the value by 100%)
3. The trustees hold the shares for the benefit of your family
4. If you survive 7 years, the shares are completely outside your estate
5. If you die within 7 years, the shares may still qualify for BPR (if the business is still a trading business at the date of death)

Common BPR Pitfalls

1. Tainting Trading Status

If a trading business introduces investment activities (e.g., acquires investment property, holds surplus cash), it may taint the trading status, affecting BPR. Regular reviews are essential to ensure that the business remains a trading business.

2. Not Meeting the 2-Year Holding Period

If the business property has been owned for less than 2 years, BPR is not available. This can be an issue if the business was recently acquired or if the business structure was recently changed.

3. Not Reviewing the Will

If the Will passes business interests to someone who cannot benefit from BPR (e.g., a spouse who is already exempt from IHT through the spousal exemption), the BPR may be wasted. The Will should be structured to maximise BPR.

4. Ignoring Non-Business Assets

Even if the business qualifies for BPR, personal investments, property, and cash may not. Planning for these assets is equally important.

5. Not Considering the Residence Nil-Rate Band

The residence nil-rate band (£175,000) tapers away for estates above £2 million. If the business property qualifies for BPR, the estate value is reduced, which may preserve the residence nil-rate band.

How Newshams Can Help

At Newshams Tax Advisers, we specialise in IHT planning for business owners. Our approach includes:

• A comprehensive review of your estate and business interests
• Assessment of BPR qualification (including the trading requirement)
• Structuring lifetime gifts and trust arrangements
• BPR investment planning (replacing non-BPR assets with BPR assets)
• Succession planning for the business
• Will planning (in coordination with your solicitor)

Book a consultation to discuss your BPR planning, or contact us for an informal discussion.

Frequently Asked Questions

What is Business Property Relief? BPR is an IHT relief that can reduce the value of qualifying business property by up to 100% for IHT purposes. It applies to shares in unlisted trading companies, interests in trading partnerships, and sole trader business assets.

How long do I need to hold BPR assets? You must hold the business property for at least 2 years before death (or before a lifetime transfer) to qualify for BPR.

Can I claim BPR on investment property? No. BPR is only available for trading businesses, not investment businesses. If your business involves wholly or mainly holding investments, BPR may not be available.

What is the 20% rule of thumb for BPR? There is no statutory threshold, but HMRC and the courts generally use a rule of thumb of 20% — if investment activities exceed 20% of the total business activities, the business may be treated as an investment business, and BPR may be restricted or denied.

Can I reduce my IHT by investing in BPR-qualifying assets? Yes. If you sell non-BPR assets (cash, investments) and invest in BPR-qualifying assets (shares in a trading company), and hold them for 2+ years, they are completely exempt from IHT.