> with a single and simple set of rules that will apply seamlessly all over our Union For one, I'm worried about what simple means. Likely something that will not make it as cheap to operate in every EU country, but make it as expensive to do that. Also, whatever the EU commission/council/whatever they call themselves in order to not call themselves government decides has to be translated into local legislation by al…
I mean, if that's the case, no-one will use that structure.
In general, having a single set of rules makes things cheaper. That is the whole basis of standardisation.
> Also 9 of the 27 will take years to finish the process.
You're thinking of directives. I'd assume this will be a regulation (quick guide to the differences here: https://european-union.europa.eu/institutions-law-budget/law... )