So Sweden will not join the Euro without a referendum, even though they don’t have an opt out.
Sweden is a member since before the Euro. That’s one of the special treatments pre-Euro member states get. A rejoining UK would be treated like a new member and better come into line.
One of the criteria is to deliberately peg your currency to the Euro for two years. This is optional and you can simply never do it.
So Sweden will not join the Euro without a referendum, even though they don’t have an opt out.
Sweden is a member since before the Euro. That’s one of the special treatments pre-Euro member states get. A rejoining UK would be treated like a new member and better come into line.
https://economy-finance.ec.europa.eu/euro/eu-countries-and-euro/sweden-and-euro_en