A primary leadership challenge facing central budget agencies is sustaining the respect of finance ministers. Lessons are drawn in this article from the corrosive effect that missed opportunities to take the lead on economic strategy and public service modernization had on the long-term respect commanded by the Irish Department of Finance, and from the strategic re-orientation the New Zealand Treasury undertook to correct its tendency to ‘over-reach’ itself in these areas following a process of capacity-building and cultural transformation in the 1980s.