England isn't really in a 3-tier system. It's clearly possible to add extra restrictions on top of the current Tier 3: as in Scotland, Wales, Ireland, France... So of course there is a Tier 4, but it just hasn't been spelt out yet. They aren't kidding anyone. https://t.co/OVbjzyaIZZ

— Simon Dickson (@simond) October 30, 2020