IHT400 Form Explained: UK Inheritance Tax and Probate Guide

The IHT400 form is HMRC’s full Inheritance Tax account. Executors and administrators use it when tax is payable, or the deceased’s estate does not qualify as an excepted estate. It reports assets, debts, gifts, exemptions and reliefs.Reporting depends on the death date, estate value, residence and lifetime transactions. This covers eligibility, schedules, deadlines and probate.