Image copyright Getty Images Riders hired by food courier Deliveroo are not entitled to collective bargaining, the High Court has ruled. The ruling confirmed a previous judgement by labour law body the Central Arbitration Committee (CAC). The Independent Workers Union of Great Britain was attempting to overturn the verdict, reached in November last year, that the riders are self-employed, However, the court rejected claims that this categorisation breached their human rights. Decisions by the CAC can be challenged in the High Court on a point of law, but the application for a judicial review was rejected. Mr Justice Supperstone said Deliveroo riders were not "in an employment relationship" with the firm, so the right to collective bargaining did not apply. Media playback is unsupported on your device Media captionGig economy: Does flexible working come at a cost?The case follows a number of claims brought by workers in the "gig" economy demanding rights such as holiday pay, the mini..