 According to the British Bankers Association, Tucker was “one of the first to set out thinking on ways to deepen the resolution regime”, in particular to develop "a super special resolution framework that permitted the authorities, on a rapid timetable, to haircut uninsured creditors in a going concern”.Tucker helped to develop the conceptual architecture of bail-in, and also got the FSB and G-20 behind the proposal.In October 2011, the FSB Working Group published the "Key Attributes of Effective Resolution Regimes for Financial Institutions".