There are no hard and fast rules and they will take a risk based approach. I went through this process recently having bought a house a few months ago. My conve

There are no hard and fast rules and they will take a risk based approach. I went through this process recently having bought a house a few months ago. My conveyancer told me for example that if any part of the money is a gift, the relatives would have to write a supporting letter explaining the purpose and source of the gift money. I’m sure similar evidence would be needed for inheritance too. This seems to be some dated but relevant law society advice https://www.lawsociety.org.uk/support-services/advice/practice-notes/archive/aml/property-lawyers-guidance/ https://www.lawsociety.org.uk/support-services/advice/practi...