Airlines DON'T have to pay for disruption caused by global IT outage that paralysed global transport network leaving thousands of Brits out of pocket and stranded, CAA rules

Airlines are unlikely to have to pay out compensation for cancelled and delayed flights caused by the CrowdStrike outage that crippled 8.5million Windows computers across the world. Email frankie.elliott@mailonline.co.uk Huge queues of holidaymakers at London Gatwick Airport following the global IT outage caused by CrowdStrike software Passengers at Stansted Airport are left in chaos and without flight information following the worldwide IT failure Millions of users and businesses worldwide were faced with the 'blue screen of death' on Friday as systems were crippled by the outage Railway services still faced disruption in the UK on Saturday. Pictured: A South Western Railway ticket machine put out of action due to the outage Sky News temporarily went off air on Friday morning due to the outage, with viewers faced with this message apologising for 'the interruption to this broadcast' Microsoft said that it estimated 8.5million Windows devices had been affected by the outage The CAA's guidance puts Friday's IT crisis into the same category of uncontrollable events such as terrorism, sabotage and disruption caused by unruly passengers, for which operators are not deemed to be responsible. A large blue screen is shown at Madrid Barajas airport in Spain, as the major IT outage saw flights thrown into chaos worldwide Passengers face huge queues at Madrid's Barajas airport as the global outage disrupted check in systems in the terminal Some Waitrose stores were forced to revert to cash only operations as cashless services on self checkouts were disabled by the crash A ticket machine at King's Cross Station in central London that was left out of service following the huge IT outage NHS services relying on online-stored patient data including GP surgeries and prescriptions were also affected by the IT outage In a statement, CrowdStrike said it was 'working with all impacted customers' to get systems up and running again What has been dubbed the worst IT outage the world has ever seen also affected shops, banks and even football teams, which were left unable to sell tickets online. BBC channel CBBC was taken off air due to the IT failure, as TV viewers were told 'something's gone wrong' Departure screens show dozens of delayed flights at New York's Newark Liberty airport Huge crowds at Singapore's Changi airport as communications are crippled due to the IT outage Passengers left on the floor at Gatwick airport as several flights are either delayed or cancelled Technology experts have compared the scale of the disruption to the that expected from Y2K or the 'Millennium Bug' - a computer programming shortcut that was forecast to cause chaos at the turn of the millennium in 2000 but never materialised.