
Article 1 
The retail tax with the progressive tax rates structure as introduced by the Act of 6 July 2016 on retail sales tax constitutes State aid that is incompatible with the internal market within the meaning of Article 107(1) of the Treaty on the Functioning of the European Union which was unlawfully put into effect by Poland in breach of Article 108(3) of that Treaty.
Article 2 
Poland shall cancel all outstanding payments of aid under the measure referred to in Article 1 with effect from the date of adoption of this decision.
Article 3 
Poland shall ensure that this Decision is implemented within four months following the date of notification of this Decision.
Article 4 

1. Within two months following notification of this Decision, Poland shall submit a detailed description of the measures already taken and planned to comply with this Decision;
2. Poland shall keep the Commission informed of the progress of the national measures taken to implement this Decision. It shall immediately submit, on simple request by the Commission, information on the measures already taken and planned to comply with this Decision.
Article 5 
This Decision is addressed to the Republic of Poland.
Done at Brussels, 30 June 2017.
For the Commission
Margrethe VESTAGER
Member of the Commission