National Services Day parade of vehicles passes through Cork City on Saturday morning. The first Saturday of September is the annual National Services Day to mark the contribution of frontline emergency workers and volunteers from the state services and voluntary bodies. Pic: Larry Cummins. Garda Roads Policing, National Ambulance Service, Army , Navy Diver, Cork City Fire Brigade, Coast Guard, Irish Red Cross, Order of Malta, Cork City Missing Persons Search and Recovery, were just some of the groups taking part in the vehicular 'parade'.