According to Ukrainian legislation, the copyright for a computer program arises as a result of the very fact of its creation and does not require registration, special registration or compliance with any other formalities.
But, if you want to get a certificate, that is, to register copyright, then you need to collect the following package of documents:
statement;
source code;
instructions for use;
receipts for payment of the fee for preparation for registration (255 UAH for individuals and 510 UAH for companies), and state customs duty for issuing a certificate (8.50 hryvnias for individuals and 25.5 hryvnias for companies).
Ukrpatent - the registration body will review your documents within a month.