All prices on Dev4Press don’t include any taxes. But, based on your country of residence, you might be eligible to pay taxes your country requires to be paid for online purchase. If you live in EU (European Union) country, you need to pay VAT. EU VAT value depends on your country of residence and it can go from 15% to 30% on top of the product price. Taxes will be added on the checkout and they will be payed to your country of residence through payment processor.
If you have a company registered for VAT, you can enter you VAT number during checkout process, and in that case you will not pay EU VAT tax. Other than business VAT number, there is no other way to avoid taxes payment.