UK Chancellor Healey says he will follow IMF advice to stick to deficit reduction plans in October 28th Budget

Pre-commitments of this kind, a finance minister publicly binding themselves to an external fiscal anchor ahead of a budget, are a familiar credibility device and have historically mattered most for the sovereign curve rather than the currency. The UK context gives it extra weight: gilt markets have shown in past episodes that they punish perceived fiscal slippage sharply and quickly, with the long end and the term premium carrying the move, so explicit alignment with an outside body's deficit advice reads as an attempt to pre-empt that reaction and to anchor borrowing costs before issuance plans are set out. The distinction worth drawing is between rhetoric and the arithmetic: markets have tended to take the initial statement at face value and then reprice on the detail, specifically the headroom against the fiscal rule, the split between tax and spending measures, and the issuance remit that follows. What matters next is the reaction of the debt management remit and whether the budget's scoring is accepted as credible by outside forecasters, since acceptance or scepticism there has been the historical dividing line between a contained gilt response and a sustained re-pricing. As a pre-budget signal rather than a policy act, this is directional and cheap to reverse, and prior form on such pledges is mixed.