IHTM10082 | Premium Bonds (box 54): when to include prizes

From HM Revenue & Customs · Inheritance Tax Manual

A premium bond prize is not taken into account for inheritance tax purposes until the draw allocating it has taken place. A prize should be taken into account from the day following the date of dispatch of the prize notification or, in the case of prizes under £100, of the warrant.

The present monthly draw normally starts on the first full day of each month and the date of dispatch of the notification is as follows

Prizes of £1,000 and over1st day of draw
Prizes of £5002nd day of draw
Prizes of £1003rd day of draw
Smaller prizesDetermined by the date of warrant

In case of doubt the date of the draw for any particular month can be checked.

You should seek advice in any case of doubt or any case where the taxpayers question our interpretation