The issue is not the flag itself. It is how it is attached.
Reports suggest drivers could be at risk if a flag is fitted so poorly that it comes loose, distracts other motorists or creates a danger on the road. The report says the warning is tied to Section 40A of the Road Traffic Act 1988, which covers vehicles or attached items that could cause danger or injury.
That matters because tournament fever can make small details feel unimportant. They are not.
For England supporters, the line is simple: enthusiasm is welcome, but it still has to respect the rules of the road.
The same report also says will not allow reusable bottles into stadiums at the tournament, despite expected hot-weather conditions across parts of the host countries.
That could become a real talking point for travelling fans. Modern matchgoing habits are built around convenience and hydration, and many supporters now routinely carry refillable bottles. If that guidance is enforced as outlined, fans may need to rethink how they manage long travel days, queues and heat around kick-off.
World Cups are usually framed by team news, selection debates and pressure on managers. This time, practical details may shape the fan experience too. For England supporters heading to matches or watching from home, the next storyline to watch is not only who makes the squad, but how organisers and authorities handle the supporter experience around the tournament’s opening games.