If you did not enter your VAT ID when you purchased the product, you can enter the VAT ID in your invoice. ID in your invoice afterwards.
Paddle will usually refund your tax within 1-2 days.
The invoice is available via Paddle's email (Invoice button) or via our account area.
The invoice is opened in the browser and can be printed from there. In modern operating systems you can also choose to generate a .pdf file from the page instead of printing.
Only Paddle can correct the invoice afterwards.