Whether football clubs can sign players under the age of 18

Whether arbitration awards by Court of Arbitration for Sport (CAS) can be reviewed by national courts for consistency with EU law

Whether Fédération internationale de football association (FIFA) can regulate player transfers between clubs

Whether Belgian courts have jurisdiction over Swiss companies

Request permission from the Fédération internationale de football association (FIFA)

Disapply those rules

Transfer the case to the Court of Arbitration for Sport (CAS) 

Refer the matter to the European Parliament

Principle of proportionality, which provides that the EU measures must be suitable and necessary to achieve the desired end, and must not impose a burden on the individual that is excessive in relation to the objective sought to be achieved

Principle of mutual recognition of goods, which ensures market access for goods that are not, or are only partly subject to EU harmonisation legislation

Principle of res judicata: a case that has been decided by a court of competent jurisdiction, cannot be subject to re-litigation by the same parties

Principle of subsidiarity, which rules out Union intervention when an issue can be dealt with effectively by Member States themselves at central, regional or local level

Refer them to the Fédération internationale de football association (FIFA) for approval

Submit them to the Swiss Federal Supreme Court 

Automatically enforce them without review

Conduct an in-depth judicial review for consistency with EU public policy

It is not recognized by the European Commission 

It is too expensive for smaller clubs

It is imposed unilaterally by international sports associations

It does not allow for video evidence