 Since then, however, a 34% discount has been available on adult tickets in Express Class (the equivalent of Standard Class), subject to the usual Railcard weekday time restrictions.In May 2009 the Network Railcard terms were revised again, making the card both more expensive and raising the minimum fare for a discount to £13.00.Until July 2014, the Network Railcard was not valid on the regular Gatwick Express service, and was only valid on those running to Brighton.