Manchester and London City airports, which together employ around 20,000 airside staff, are still due to implement the now-voluntary Critical Worker Identity Card (CWIC) scheme later in 2009.

• 曼彻斯特和伦敦城市机场，雇员人数约为20,000 机场工作人员，2009年以后，仍然由于执行现在自愿临界工人身份证（ CWIC ）计划。