Over the past decade, the international community has come to champion budget support. Supported by donors and recipient countries alike, it has grown in prominence to make up a significant share of aid spend by some donors. Yet, budget support was hardly mentioned in documentation for the Busan Fourth High-level Forum on Aid Effectiveness, and the UK Department for International Development (DFID)—once a key proponent—is likely to cut GBS by 43% between 2011/12 and 2014/15.