https://www.wandsworth.gov.uk/business-and-licensing/licensing/alcohol-entertainment-and-late-night-refreshment-licensing/appeal-against-a-alcohol-and-entertainment-licensing-decision/
Appeal against a alcohol and entertainment licensing decision - Wandsworth Borough Council
If you are dissatisfied with the outcome of a licensing hearing where you were the applicant or a party to the hearing, you can appeal through the courts...
alcohol and entertainmentwandsworth boroughappeallicensingdecision