Core Viewpoint - The International Monetary Fund (IMF) warns that UK Chancellor Reeves faces significant challenges in advancing government policy while adhering to self-imposed fiscal rules [1] Group 1: IMF Recommendations - IMF urges Reeves to "optimize" the budget framework to enhance fiscal flexibility [1] - The IMF's annual economic report highlights that while the government's proposed reforms are on the right track, fiscal maneuverability is limited [1] Group 2: Economic Context - The impact of the Trump trade war is noted as a factor that complicates the implementation of proposed reforms [1] - As of March, the estimated fiscal space under the main fiscal rules was £9.9 billion, but weak economic growth has forced Reeves to adjust planned public spending cuts [1] Group 3: Fiscal Challenges - Some economists predict that by the autumn budget, Reeves may face a fiscal gap exceeding £20 billion [1]