Leaving 10% to charity in a Will

Keep_pedalling

If your father used up none of his NRB then you don’t need either RNRB you can use her NRB his Transferable NRB which gives £650k of exemptions. This avoids the need to do an IHT return.

Albermarle

https://forums.moneysavingexpert.com/discussion/comment/82097476#Comment_82097476

OP said this ( 2 years ago)

P……your second paragraph is the relevant one as my Dad didn’t leave everything to Mum, so yes, he used up his NRB in other bequests