A Royal Licence is normally granted, on the advice in the Secretary of Condition for Justice, where the petitioner is necessary by a clause within a will to think the title and arms from the testator, to be able to inherit a legacy, but voluntary applications will also be entertained. https://tituskttnh.ageeksblog.com/33594454/the-definitive-guide-to-how-to-apply-for-royal-membership-card