London, UK-Based Giant Financial Co HSBC Holdings plc Suffered a $1.6 Bil US Federal Income Tax Charge with $1.3 Bil of It Reducing Its 4Q 2017 Regular Earnings Due To the US Trump Tax CUTS Act ....................................................................................... This $1.6 Bil Income Tax Charge Was Due to the Required Write Down of Its US Deferred Income Tax Assets Due to Their Loss in Value Resulting From the US Trump Tax CUTS Act