Recent affirmations of the European Union's top ratings, including Moody's Aaa stable outlook in September 2026 and Fitch's AAA stable in February, underpin the 79% market-implied probability against a downgrade by year-end 2026. The EU's credit profile rests on its weighted-average shareholder rating near "a1," anchored by high-rated contributors such as Germany, combined with direct legal authority to call on member funding and deep capital-market access for €150-180 billion in annual issuance. Rising EU debt toward €1 trillion by 2027, driven by NextGenerationEU repayments, has drawn auditor scrutiny, yet agencies view risks as contained through provisioning and institutional safeguards. Member-state pressures, notably France's fiscal strains and widening spreads, have not transmitted to supranational ratings. Key near-term catalysts include 2028-2034 Multiannual Financial Framework negotiations and any shifts in major sovereign outlooks.