UPO – what is an official certificate of receipt and how to download it?

Poles are increasingly submitting their tax declarations via the Internet. However, not everyone is aware that each time a declaration is sent, it should be followed by the generation of a UPO number, i.e. an official acknowledgement of receipt.
Table of contents:

Official certificate of receipt – what is it?


Filing a tax return electronically – step by step


Important!

List of e-declaration statuses


How to download the UPO online?


What’s next for the UPO?


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