RYA PWC Proficiency Course 4 jet ski your ski or ours in Barcelona - Escala. The question is do you need a licence for your British Jetski in Spain the answer is a resounding yes! If the Guardia Civil are asking you for a licence clearly they expect you to produce one, and that will be the ICC International Certificate Of Competence for PWC or Powercraft. You drive it - you need a licence for it!