Chicago’s four city employee pension funds sit at a 28.1% funded ratio, far below the 82.5% national average. The city’s retirement system, one of the weakest in the United States, has slumped by more than two‑thirds since 2000, a decline that underscores a widening gap between promised benefits and contributions.

Mayor‑candidate Susana Mendoza warned that a market correction could drive the system into insolvency. An Illinois law enacted last year raises benefits for police and firefighters hired since 2011, pushing the funded ratio of those plans from roughly 25% to 18%. The combination of underfunding, benefit hikes and a potential downturn creates near‑insolvency conditions that could ripple through municipal credit markets.

The crisis signals higher risk premiums on Chicago‑issued debt and may prompt credit rating agencies to downgrade the city. Other municipalities watching Chicago may reconsider pension reforms, tightening contribution rules or restructuring benefits to curb unfunded liabilities.

Mendoza proposes voluntary buyouts and reallocating surplus revenues to stabilize the funds. Business leaders must anticipate possible losses to pension assets and prepare for stricter regulatory scrutiny of public‑sector retirement plans.