To install the International Tax Reports SuiteApp:
Go to Customization > SuiteBundler > Search & Install Bundles.
On the Search & Install Bundles page, click Advanced.
Enter the [STA] Poland Localisation 262737 in Keywords
Click Search.
Click the link for [STA] Poland Localisation (Bundle ID: 262737).
On the SuiteApp Bundle Details page, click Install.