If you fall into one of the below categories it may be possible for you to make a claim
First-time buyers
building companies buying an individual’s home
employers buying an employee’s house
local authorities making compulsory purchases
property developers providing amenities to communities
Multiple dwellings
companies transferring property to another company
charities buying for charitable purposes
right to buy properties
registered social landlords
Crown employees

Source: https://www.mystampdutyreclaim.com/