The HMRC £1,500 Rule Explained

£1,500 is a real HMRC figure, and it matters — but not quite in the way the phrase “the £1,500 rule” suggests. It is a reporting threshold, not a blanket legal requirement to have every item above it professionally valued.

Two things carry the £1,500 figure. First, HMRC's guidance on valuing an estate says you can get a professional valuation for anything worth over £1,500, and that specialist help is worth considering for assets that may be valuable or are hard to estimate. Second, form IHT407 uses £1,500 as the point at which individual items of jewellery must be listed separately rather than grouped.

So £1,500 is the line at which HMRC stops treating an item as ordinary household goods and starts expecting it to be identified and evidenced on its own. Above that figure, a defensible written valuation is the practical way to show how you arrived at the number — which is why most executors do obtain one, even though the guidance is permissive rather than mandatory.

Form IHT407 has separate sections for jewellery, vehicles, antiques, works of art, collections and other household goods, and the instructions differ by category. Use the current form rather than applying one £1,500 rule to everything.

For jewellery, the £1,500 reporting figure applies per item: each piece valued at £1,500 or more is listed separately. Lower-value jewellery is still included in the category total. Vehicles are listed separately under the vehicle section, and antiques, art and collections have their own reporting fields.

In practice, professional input earns its cost whenever identity, condition, attribution, rarity or a thin specialist market makes a reasonable estimate hard to defend. Common examples include:

HMRC can ask how a declared value was reached and can substitute a different figure where the evidence supports one. If an undervaluation changes the tax due, the estate may owe additional Inheritance Tax plus interest — and the query typically arrives months after the estate has moved on.

A penalty is not automatic simply because an estimate turns out to be wrong. HMRC looks at whether the personal representative took reasonable care and whether an error was careless or deliberate. This is the practical case for a written valuation: an inventory, photographs, comparable evidence and a specialist report are what reasonable care looks like on paper.

Personal representatives remain responsible for administering the estate correctly, and personal liability can arise — particularly where an estate is distributed before its liabilities are settled. A valuation error does not automatically make an executor personally liable, and equally, a professional report is evidence of care rather than blanket immunity.

HMRC does not publish an approved list of probate valuers or mandate a single qualification, so the burden is on you to choose well. Look for demonstrable expertise in the relevant asset type, an evidence-based Open Market Value methodology and current professional indemnity insurance.

For jewellery, look for valuers registered with the National Association of Jewellers (NAJ) or the Institute of Registered Valuers (IRV). For fine art and antiques, members of the Royal Institution of Chartered Surveyors (RICS) or specialist auction houses are generally accepted. For gemstones, Gem-A qualified gemmologists are the recognised standard.

The valuation must reflect Open Market Value — the price the item would reasonably fetch if sold on the open market on the date of death. This is not the same as the insurance replacement value, which is typically higher.

There are several misunderstandings that executors frequently encounter when dealing with the £1,500 threshold. Being aware of these can help you avoid costly mistakes.

If you are unsure whether an item is valuable, an initial professional assessment will separate the assets that need fuller research from those a reasonable estimate covers. That triage is often the cheapest step in the whole process.

Doing this early avoids delay if HMRC asks questions later, when items may already have been distributed or sold. A professional valuation is strong evidence, though HMRC may still review it — no credential guarantees automatic acceptance.