It will be the first summit of its kind, bringing together world leaders, business and civil society to step up global action to expose, punish and drive out corruption in all walks of life.
As well as agreeing a package of actions to tackle corruption across the board, it will deal with issues including corporate secrecy, government transparency, the enforcement of international anti-corruption laws, and the strengthening of international institutions.
The summit will be preceded by a conference on May 11for leaders in civil society, business and government who are championing the fight against corruption.