If your home is destroyed accidentally (such as through a natural disaster), you can apply the main residence exemption to any money you receive as a result.
This means if your home was fully exempt before it was destroyed, then:
If your home was only partially exempt before it was destroyed, CGT will apply to the part that was not exempt. For example, CGT will apply if:
If you move to a new home before you sell the vacant land of your former home, you can treat both as your main residence for up to 6 months.
If you build a new home on your land, you can treat the land as your main residence for up to 4 years before you move in. During this period you cannot claim the main residence exemption for any other dwelling.