The EU Commission opened an in-depth probe into a Polish tax on the retail sector Tuesday, concerned that the progressive rates based on turnover give companies with low turnover an unfair advantage. The European Commission’s injunction requires Poland to suspend the application of the tax until the Commission has concluded its assessment. This follows a decision the Commission took in July this year on a progressive turnover-based tax on the retail sector in Hungary, which the Commission found to be in breach of EU state aid rules, because it granted a selective advantage to companies with low turnover over their...