You can ask the landlord to sell you the freehold at any time.
There are different legal steps and rules depending on whether your home is a:
flat - you’ll need to buy a share of the freehold
house - you may have the right to buy the freehold
Right of first refusal
Landlords who want to sell the freehold of a building containing flats usually have to offer the leaseholders the first chance to buy it. This is known as your right of first refusal.
There are different rules and steps to buying the freehold of your home in Northern Ireland