If you’re buying a main home from 1st October 2021, you won’t pay any stamp duty on the portion of the property priced at or below £125,000, with stamp duty payable at variable rates for any amount above £125,000.00. There is however an important exemption to this. If you are a first time buyer then you will not pay any stamp duty for purchases up to £300,000.00, and after that normal rates of stamp duty apply. Given the average house prices in Northern Ireland is £153,449, there is still plenty of scope for first time buyers to purchase without paying any stamp duty at all.Thursday 30th September see the level at which stamp duty become payable revert to its pre-pandemic levels.