 On 5 March 2015, van der Garde received a partial award under international arbitration by the Swiss Chambers' Arbitration Institution, upholding the driver's contract for a race seat in .Sauber breached the contract when the team instead signed Felipe Nasr and Marcus Ericsson as announced in November 2014.Despite the Swiss arbitrator ordering Sauber to "refrain from taking any action the effect of which would be to deprive Mr. van der Garde of his entitlement to participate in the 2015 Formula One season as one of Sauber's two nominated race drivers", further legal action was required to see the award enforced.