Let's not forget that in many countries it is mandatory to register for VAT only after a certain turnover (in that country). It's often not like in the EU where you register for VAT from the first sale to a non-VAT foreign person (I'm not sure all EEA countries have it that way). (This is not legal advice.)
VaclavD
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Last seen
User for
Post
Replies
Boosts
Views
Activity
It looks like the StoreKit 2 API is Swift-only.
You can generate a campaign link. More info at App Store Connect Help – Measure campaign performance - https://help.apple.com/app-store-connect/#/itcfa7936330.
In App Store Connect, click to Agreements, Tax and Banking > Contact Us (at the bottom) > select Reports and Payments > Tax and Banking Setup > Contact Finance > Invoicing Apple for Apps.
In the Invoice Upload field, select your invoice file in PDF format. Apple Distribution Interntional's VAT ID is IE9700053D.