Tesco, Asda and Sainsbury's shoppers face new UK supermarket aisle rules 'now in force'

New supermarket pricing rules are now in force across the UK, affecting shoppers at Tesco, Asda, Sainsbury's, Morrisons, Aldi, Waitrose and Lidl. In a separate development, TUI has implemented new flight rules for all passengers. According to the company, these updated regulations took effect for all bookings starting from 5 June 2026. Both the retail and travel sectors are now operating under these revised guidelines to ensure compliance across their respective services.