If you don't need to pay stamp duty, you won't have to submit a return. HMRC stamp duty transactions. Stamp duty in England and Northern Ireland is paid to HMRC. Each quarter, it releases Stamp Duty Land Tax statistics, which give an indication of how many transactions are taking place, and how much stamp duty is being paid. A source of controversy is the effective tax rate of Ireland corporation tax system, of which the independent evidence is that it is less than 4%, and as low as 0.005% for major U.S. multinationals (see Irish effective corporate tax rate). Ireland's Corporate Tax System has seen Ireland labelled a tax haven, and in June 2018, academics