Move aims to bring in extra £1.2bn of savings as government seeks to head off criticism over welfare spending

The chancellor is widely expected to raise levies on Wednesday to help close a multi-billion pound spending gap

Move aims to bring in extra £1.2bn of savings as government seeks to head off criticism over welfare spending

It comes as she is expected to scrap the two-child benefit cap, in a move that could cost more than £3 billion.