The agreement limits bonus payments across the EU to, at most, twice bankers' annual salaries.
Prime Minister David Cameron has insisted that it must be implemented in a way that takes into account the position of London as a global financial centre.
Banks have increased salaries across Europe by 37 per cent in the past four years in response to the current crackdown on bonuses.
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The Duke and Duchess of Cambridge met young people who have battled mental health issues on Saturday.
Former Chancellor Lord Geoffrey Howe was Margaret Thatcher's longest-serving Cabinet minister, also taking on the role of Foreign Secretary.
Lord Geoffrey Howe is known by many for his resignation speech which was seen as the catalyst which destroyed Margaret Thatcher.