Union leaders are to call for a major shake-up of the banking sector to tackle concerns over lending, executive pay and the UK's slow recovery from recession.
The TUC will press for a series of changes at its annual congress next week, including a state investment bank, greater diversity in the banking system and a crackdown on bonuses.
The union organisation will also press the case for worker representation on company remuneration committees.
The TUC General Council will issue a statement at the Brighton conference, which begins on Sunday, saying that the Government's Green Investment Bank should be made into a "proper bank", with the ability to raise its own funds.
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A dry and fine weekend for most, with scattered showers and heavier downpours in Scotland.