BT faces £600m lawsuit over 'historic overcharging' BBC NewsBT taken to court 'after overcharging customers for landlines' Metro.co.ukMillions of elderly BT customers ‘due up to £500 each in compensation’ as firm’s accused of landline bill over The SunLaw firm taking action on behalf of BT customers Yahoo Finance UKBT faces £600m claim for historic overcharging on landlines City A.M.View Full Coverage on Google News