Income Tax Labour to raise £4.5bn more a year from higher earners In Depth Jeremy Corbyn plans to lower 45p threshold to £80,000, while 50p rate will be reintroduced at a lower level In Depth At-a-glance guide to today's main Budget points In Depth Help with mortgages, 1p off a pint of beer and tough new action to catch Britain's tax cheats By The Week Staff Published 20 March 13 In Depth 1 2