{
  "type": "article",
  "title": "Doubling euro area reserve rules would drain €174bn and leave money markets on a shorter leash",
  "summary": "Doubling the euro area's minimum reserve requirement would strip roughly €174bn from the banking system in one step. The immediate hit looks marginal, but it would make euro funding rates more sensitive to change and squeeze Italy, Spain and Portugal harder than France and Germany.",
  "content": "A once technical corner of European banking policy is suddenly commanding attention from money markets, as investors weigh what would happen if the European Central Bank decided to double the amount of cash lenders are obliged to keep on reserve. The move, known as raising the minimum reserve requirement (MRR), sounds like plumbing, but analysts at ING argue it could gradually reshape how sensitive short term funding costs are to any future shift in policy.\n\nWhy a €174bn cut is being called marginal\nThe starting point is the enormous cushion of spare cash sitting in the banking system. Excess liquidity across the euro area currently stands at €2.2tr. Against that backdrop, doubling the reserve requirement would, in effect, remove roughly €174bn in a single step. Set beside a €2.2tr pool, that one off reduction looks small, which is why the immediate market impact is expected to be marginal.\n\nThe more important point is direction rather than size. Draining €174bn would nudge the system closer to a threshold where funding rates begin to respond far more sharply to any change. Put differently, the buffer that keeps money market rates calm would grow a little thinner. That nervousness is already visible: market expectations for Euribor/OIS spreads edged slightly higher as soon as the headlines about a possible increase appeared.\n\nSome countries would feel the squeeze more\nThe spare cash is not spread evenly across the currency bloc, and that is where the policy starts to bite unequally. In Italy, Spain and Portugal, banks hold excess liquidity worth only about three to six times their respective reserve requirement. In France and Germany, by contrast, the multiple sits closer to 15.\n\nFor now, cash still moves around the Eurosystem relatively smoothly, so a redistribution of liquidity is broadly keeping the machine running. Even so, the gap in those multiples makes clear that certain jurisdictions would feel a tighter squeeze than others if the requirement were raised, since the lower multiple countries have far less room to spare.\n\nThe uneven burden on smaller banks\nDistribution is uneven not only between countries but between individual banks, a concern flagged the first time the ECB floated the idea of lifting the requirement. On that earlier occasion the proposal was for an increase of even more than a simple doubling. The crucial mismatch is this: the banks that actually sit on the excess liquidity are not necessarily the same banks that hold the deposits. That matters because deposits are the base on which a bank's reserve requirement is calculated. The lenders carrying disproportionately large deposit bases tend to be smaller institutions, and they are the ones that would end up penalised by a higher requirement, even though they may not be the banks flush with spare cash.\n\nWhat it means for money markets\nTaken together, the message is nuanced. Doubling the reserve requirement would not, on its own, upend a system awash with €2.2tr of spare cash. But it would move the euro area closer to the point where funding rates react more keenly, it would press harder on Italy, Spain and Portugal than on France and Germany, and it would fall most heavily on smaller, deposit heavy banks. That combination is why a seemingly dry adjustment to reserve rules is being watched so closely by anyone trading euro funding markets.\n\nWhat this means for you\n• For euro area borrowers and savers: if the reserve rule is doubled, short term funding costs could start reacting more sharply, which may feed into loan and deposit rates over time.\n• For money market investors: Euribor/OIS spreads have already nudged up on the talk, so anyone trading euro funding should watch the shrinking liquidity buffer closely.\n\nQuestions & Answers\n\n1. How much excess liquidity is in the euro area right now?\nExcess liquidity across the euro area currently stands at about €2.2tr.\n\n2. How much would doubling the reserve requirement remove?\nIt would, in effect, strip roughly €174bn from the system in a single step.\n\n3. Why is the impact described as marginal?\nAgainst a €2.2tr pool, €174bn is small, so the immediate hit is marginal, though it moves funding rates closer to a sensitivity threshold.\n\n4. Which countries would be squeezed the most?\nItaly, Spain and Portugal, where excess liquidity is only three to six times their reserve requirement, versus close to 15 times in France and Germany.\n\n5. Why would smaller banks be penalised?\nThe requirement is calculated on deposits, and the banks with disproportionately large deposit bases tend to be smaller ones, even though they may not hold the excess liquidity.\n\n6. Has the market reacted so far?\nYes, expectations for Euribor/OIS spreads nudged slightly higher on the back of the headlines about a possible increase.",
  "url": "https://trendkia.com/en/market/bainkon-ke-rizarva-niyama-dogune-hue-to-yuro-sistama-se-nikalenge-174-araba-phndinga-daron-para-barhega-dabava-4145",
  "category": "Market",
  "publishedAt": "2026-07-02",
  "tags": [
    "ECB",
    "Minimum reserve requirement",
    "Eurozone",
    "Excess liquidity",
    "ING",
    "Euro money market",
    "Bank funding"
  ],
  "language": "en",
  "site": "TrendKia"
}