Labour’s tax policies represent the most dramatic changes away from the current tax regime in a generation, accounting and tax advisory firm Blick Rothenberg has said.

In terms of personal income tax rates, Labour proposes to reduce the threshold at which taxpayers pay 45 percent income tax to £80,000.

If this was introduced, there would be a 67.5 percent effective rate of income tax on income between £100,000 and £123,000, because of the effect of the tapering of the personal allowance (currently £12,500) for income above £100,000, Nimesh Shah, a partner at Blick Rothenberg, explained.

Labour would als...