The majority of gifts made during the life time of a person are not subject to tax at the time of the gift. These lifetime transfers are known as ‘potentially exempt transfers’ or ‘PETs’. These gifts or transfers achieve their potential of becoming exempt from Inheritance Tax if the taxpayer survives for more than seven years after making the gift. There is a tapered relief available if the donor dies between three and seven years after the gift is made.
The effective rates of tax on the excess over the nil rate band for PETs is:
HMRC’s internal Inheritance Tax manual states that subject to certain exceptions, a PET is a lifetime transfer of value that satisfies three conditions. They are that:
Inheritance Tax is a tax on the estate (the property, money and possessions) of someone who’s died.
There’s normally no Inheritance Tax to pay if either:
If the estate’s value is below the threshold you’ll still need to report it to HMRC.
If you give away your home to your children (including adopted, foster or stepchildren) or grandchildren your threshold can increase to £500,000.
https://www.gov.uk/hmrc-internal-manuals/inher-tax-manual/ihtm04057