Cutting the annual allowance for cash ISAs could backfire in multiple ways, an influential group of MPs has warned the government. For months, speculation has been growing that the chancellor may slash the yearly limit for tax-free savings - potentially from £20,000 to £10,000. The government is hoping to encourage savers to invest in stocks and shares ISAs instead, which can offer greater long-term returns and improve financial health. But according to the Treasury Committee, slashing