Illinois does have a balanced budget. The state constitution requires one every year, and the enacted FY2026 general funds budget appropriates $53.9 billion against an estimated $55.5 billion in revenue, leaving a projected surplus of roughly $1.6 billion.1Illinois State Budget. Fiscal Year 2026 Operating Budget The bigger question is what “balanced” means in Illinois, because the constitutional definition leaves large long-term obligations, most notably $144 billion in unfunded pension liabilities, entirely outside the annual budget picture.
What the Constitution Requires
Article VIII, Section 2 of the Illinois Constitution contains two separate balanced-budget commands. Section 2(a) requires the governor to propose a budget in which spending does not exceed estimated available revenue. Section 2(b) prohibits the General Assembly from appropriating more than the funds it estimates will be available for the fiscal year.2Illinois General Assembly. Illinois Constitution – Article VIII
Both branches have to independently certify that spending stays within revenue projections. If the legislature wants to add spending in one place, it has to identify offsetting revenue or a cut elsewhere. The fiscal year runs July 1 through June 30.3National Association of State Budget Officers. Illinois
Two limits are built into that language. The constitution only prohibits a deficit on paper at the moment of enactment. It does not guarantee that revenue will hit projections during the year, and it does not reach obligations that build up outside the annual cycle.
What “Balanced” Actually Means in Illinois
Illinois balances its budget on a cash or near-cash basis, not under Generally Accepted Accounting Principles. Revenue counts when cash comes in. Spending counts when payments go out. Long-term obligations like pension debt and retiree health benefits appear only as the annual payment the state chooses to make toward them, never as the full liability the state owes.
That method allows the budget to look balanced while unpaid obligations accumulate elsewhere on the ledger. Illinois has also historically relied on a provision in the State Finance Act that lets certain liabilities, particularly Medicaid costs and state employee health insurance claims, be paid from the following year’s appropriations rather than the current year’s. Reform legislation aimed to phase out that practice, but the mechanism illustrates how the legal definition of balance can drift from the plain-English one.
The Pension Gap the Budget Does Not Show
The largest hole in Illinois’s fiscal picture sits almost entirely outside the balanced-budget framework. The state’s five public retirement systems carry a combined unfunded liability of approximately $144 billion as of June 2024.4Illinois General Assembly. Special Pension Briefing That is more than twice the entire annual general funds budget.
Illinois is working through a 50-year funding schedule enacted in 1995 that targets 90% funding by FY2045. The FY2026 contribution to the five systems is $11.7 billion, and that number keeps rising. Actuaries for the retirement systems have repeatedly described the plan’s contributions as “actuarially insufficient,” meaning the unfunded liability grows even if every other assumption holds, because the state is not paying in enough to stop it.4Illinois General Assembly. Special Pension Briefing
This is where the constitutional requirement shows its narrowest edge. Annual spending cannot exceed annual revenue, but the constitution says nothing about whether long-term promises are being funded on a sound schedule. A budget can be balanced under the constitution while the pension shortfall gets worse each year.
Signs the Current Balance Is Real
The state’s recent balanced budgets have produced measurable improvements that go beyond the paper math.
The bill backlog is nearly gone. During the two-year budget impasse from 2015 to 2017, Illinois built up roughly $15 billion in overdue payments, peaking at $16.7 billion. The FY2026 budget estimates outstanding accounts payable will fall below $400 million by fiscal year-end, down from more than $9.2 billion at the end of 2018.1Illinois State Budget. Fiscal Year 2026 Operating Budget For the first time in over a decade, current revenue is covering both current expenses and the residue of past mismanagement.
The Budget Stabilization Fund, the state’s rainy day account, holds roughly $2.4 billion as of March 2026.5Illinois Office of Comptroller. Rainy Day Fund The balance was $48,000 just a few years earlier. State law caps the fund at 7.5% of estimated general funds revenue and triggers automatic deposits when appropriations stay below set percentages of projected revenue.6Illinois General Assembly. 30 ILCS 122/15
Credit ratings have followed. S&P Global upgraded Illinois general obligation bonds to A- with a stable outlook in February 2023, following an earlier upgrade in May 2022.7State of Illinois. Illinois Earns Credit Upgrade from S&P Fitch Ratings assigned an A- rating with a stable outlook in March 2026.8Fitch Ratings. Fitch Rates $1.4 Billion Illinois GO Bonds A- Outlook Stable During the impasse, S&P had threatened to cut the state to junk.
Risks to the FY2026 Balance
The current balance sits on top of some real uncertainty. The Governor’s Office of Management and Budget estimated that federal tax law changes under H.R. 1 would reduce state general funds revenue by $587 million in FY2026, even after Illinois passed legislation to partially offset the impact.9Illinois Governor’s Office of Management and Budget. Federal Impact – 5 Year Report Update
In January 2026, the federal government threatened to freeze funding for several human services programs in Illinois, including child care, TANF, and social services block grants. Courts have so far blocked those freezes. The FY2026 revenue estimate assumes just under $4.2 billion in federal general funds, so even a partial disruption could force midyear adjustments.9Illinois Governor’s Office of Management and Budget. Federal Impact – 5 Year Report Update
Federal pandemic relief funds under the American Rescue Plan Act must be fully spent by December 31, 2026. Some of that money has been supporting ongoing state programs, so those costs will either need to move into the general fund or be cut when the federal dollars run out.
What Happens When Illinois Fails to Pass a Budget
The state has already tested what the constitutional requirement does and does not do. From July 2015 through August 2017, Illinois operated for 736 days without a complete budget. Without enacted appropriations, the Comptroller had no legal authority to pay most bills. Vendors, social service agencies, and universities waited months for payments. The bill backlog climbed past $15 billion. Credit ratings were downgraded repeatedly. Universities lost tens of thousands of students to other states or delayed enrollment.
The lesson was that the constitution prohibits an unbalanced budget but does not require the legislature to pass any budget at all. Inaction produced something worse than a deficit: no authorized spending plan of any kind. That history is part of why recent administrations have prioritized on-time enactment and why rating agencies have responded to the run of consecutive balanced budgets since FY2018.
The Bottom Line
Illinois has a balanced budget in the sense the constitution requires and in the sense that current revenue is covering current spending, retiring old bills, and building reserves. The FY2026 plan carries a projected surplus, the backlog is essentially cleared, and the rainy day fund is at a historic high. The mandate itself, though, only governs the annual operating cycle. It does not capture the $144 billion pension shortfall, it does not lock in federal revenue projections, and it has historically allowed some costs to be pushed into future years. Illinois is in its strongest fiscal position in over a decade, and the distance between “constitutionally balanced” and “structurally sound” is still real.