Exhibition organisers have welcomed the announcement by prime minister Boris Johnson that indoor events for up to 1,000 people will be permitted from 17 May. From next Monday, indoor events for up 1,000 people or 50% venue capacity, not including staff, contractors or exhibitors, will reopen in England. Outdoor events for up to 4,000 (or 50% capacity) may also resume, and special dispensation will be given to seated stadiums.