Portcullis House All rooms in the building are fitted with "annunciators" (monitors which announce in real-time the current business in the Chambers of the House of Commons, the House of Lords, or both). "Division bells" are also installed throughout the building, which alert MPs to the calling of a division (vote) in the Chamber of the House of Commons. Along with this, visual aids (a flashing image of a bell) are displayed on television sets and computer desktops in MPs' offices when the Division bell sounds. On the ground floor are a range of services including a waiter-service restaurant ("The Adjournment"), informal
House of Commons of Northern Ireland where the population had grown. For the electoral constituencies used, see List of Northern Ireland Parliament constituencies 1921-1973. The House of Commons fulfilled the normal lower house functions to be found in the Westminster System of Government. Its roles were The Government of Ireland Act required that elections to the House of Commons be by the Single Transferable Vote (STV) electoral system first introduced in Ireland by the Local Government (Ireland) Act 1919. Its inclusion in the 1920 Government of Ireland Act was deliberate. It was intended to provide electoral opportunities for non-Unionists. (A similar legal requirement had been set