To date there have been four acts of decommissioning carried out by paramilitary organisations, one by the Loyalist Volunteer Force and three by the Provisional IRA. The latest decommissioning act was carried out by the IRA on 21 October 2003. The arms comprised light, medium and heavy ordnance and associated munitions. They included automatic weapons, ammunition, explosives and explosive material. The quantity of arms involved was larger than the quantity put beyond use in the previous event.