Building A House On Gifted Land . Your land will have to be valued professionally. The land will be worth less without planning permission so if you are going to transfer it i would do it before planning permission, so as to pay the less amt. Top Tips to Buy Land and Build Your Dream Home Blog Estate Agent from www.guildproperty.co.uk My parents own a house (mortgage free) worth about £650k. He does not wish to finance the build himself and has therefore offered to gift it to my company to build the houses. In a real estate transaction, this applies to both grantors and grantees.