IHTM10106 | Investigating the assets on page 7 - Debts due to the estate (box 73)
From HM Revenue & Customs · Inheritance Tax Manual
Box 73 of the IHT400 should include
any money which the deceased had lent to someone and which had not been repaid at the date of death
money that the deceased had lent to trustees linked to a life policy held in trust
money for which the deceased held a promissory note
money for which the deceased held an ‘IOU’
money owing to the deceased from a director’s loan account or current account with a company.
Money owing to the deceased and secured by mortgage
Details of the sums owed to the deceased should be included on form IHT416. A separate IHT416 should be completed for each outstanding sum.
Further information about how to value and investigate outstanding debts due to the deceased can be found in section 19 (IHTM19000).