Can I Make a Big Purchase During an Illinois Divorce?
If your spouse worked for a school district, a municipality, the state, or as a police officer or firefighter, their pension is very likely marital property, at least in part. Dividing it correctly does not happen with the same paperwork that divides a 401k. It requires a specific Illinois order called a QILDRO, and getting that order wrong, or skipping it entirely, can mean the division never actually happens.
QILDRO vs QDRO
Most people going through a divorce have heard of a QDRO, a Qualified Domestic Relations Order, used to divide private employer retirement plans like a 401k under federal law. Illinois public pensions do not run on federal ERISA rules, so a standard QDRO does not work on them. Instead, Illinois created its own version under 40 ILCS 5/1-119 of the Illinois Pension Code, called a Qualified Illinois Domestic Relations Order, or QILDRO. It does the same basic job, directing a portion of a member's retirement benefit to a former spouse, but it follows Illinois specific rules and has to be issued in a form the individual pension fund will actually accept.
Which Illinois Pensions Need One
Section 1-119 applies to retirement systems and pension funds governed by Articles 2 through 18 of the Illinois Pension Code. That covers the major statewide systems most divorcing spouses run into, including the Teachers' Retirement System, or TRS, the Illinois Municipal Retirement Fund, or IMRF, the State Universities Retirement System, or SURS, and the State Employees' Retirement System, or SERS, along with downstate police and firefighter pension funds and other public employee retirement plans covered by those articles. If your spouse has a public pension in Illinois, there is a strong chance a QILDRO is the mechanism that has to be used to divide it, and the settlement agreement or judgment needs to say so specifically.
What the Order Actually Specifies
A QILDRO does not just say the former spouse gets a share. It has to spell out specific numbers, either a flat percentage of the member's retirement benefit or a defined dollar amount, along with whether it also reaches a refund of contributions if the member leaves the fund before retiring, and whether it covers any survivor benefit. Getting these specifics right usually starts with figuring out the marital portion of the pension in the first place, since a pension earned partly before the marriage and partly during it is not entirely marital property. That calculation, often called a coverture fraction, compares the years of service during the marriage to the member's total years of service, and it shapes what percentage the QILDRO should actually award.
The Consent Rule for Older Members
There is one wrinkle that surprises a lot of people. If the pension member began participating in their retirement system before July 1, 1999, the effective date of the QILDRO law, a QILDRO issued against their benefits generally is not effective unless the member gives written consent to it, under subsection (m) of Section 1-119. That consent is a separate document, either the original signed by the member or a certified copy on file with the court, and it has to accompany the QILDRO when it is submitted to the fund. Whether your spouse's membership date falls before or after that line matters, and it is worth confirming directly with the pension fund rather than assuming based on when the marriage happened.
Why the Order Has to Go to the Fund
A judgment for dissolution of marriage that simply says a spouse is "awarded 50 percent of the pension" does not divide the pension by itself. Under Section 1-119, a QILDRO is not implemented until a certified copy of the order is actually filed with the retirement system. The fund is not a party watching the divorce case and cannot act on a settlement it has never seen. Someone has to prepare the QILDRO in the format the specific fund requires, get it entered by the judge, and then send it to the pension fund's own office for processing.
Every fund has its own procedures and forms, and processing can take months even once the paperwork is correct, so this is not something to leave for the week before retirement. It is far easier to handle the QILDRO alongside the rest of the divorce paperwork, while both parties and their attorneys are already engaged, than to try to track everything down years later.
What Happens If You Skip It
If a divorce judgment awards a share of a pension but no QILDRO is ever filed with the fund, the alternate payee generally has no enforceable right to collect anything from that pension when the member eventually retires. The fund pays benefits according to what is on file with it, not according to what a divorce decree says in a drawer somewhere. This is one of the more common and most avoidable mistakes in Illinois divorces involving a public employee. The settlement gets signed, both sides move on, and years later, when the member retires, the former spouse discovers there is no QILDRO on file and no benefit coming. Getting the QILDRO filed at the time of the divorce, not years later, is the only reliable way to make sure the division actually happens.
When to Get Help
Dividing a public pension takes more than a line in a settlement agreement. Jeff McCarthy handles pension division, including QILDRO preparation, for clients throughout Lockport, Joliet, and Will County. Call (815) 838-5297 to make sure your spouse's pension, or your own, is actually protected on paper and not just in conversation.
Related: Pension Division · Illinois family law FAQ
Questions People Ask
What is a QILDRO and how is it different from a QDRO?
A QILDRO, or Qualified Illinois Domestic Relations Order, is Illinois's own version of the QDRO used to divide private retirement plans like a 401(k). Because Illinois public pensions do not run on federal ERISA rules, a standard QDRO does not work on them. A QILDRO does the same job of directing a share of a member's retirement benefit to a former spouse, but it is created under 40 ILCS 5/1-119 and has to follow Illinois specific rules and the pension fund's required format.
Which Illinois pensions require a QILDRO to divide in a divorce?
Section 1-119 covers retirement systems under Articles 2 through 18 of the Illinois Pension Code, including the Teachers' Retirement System (TRS), Illinois Municipal Retirement Fund (IMRF), State Universities Retirement System (SURS), State Employees' Retirement System (SERS), and downstate police and firefighter pension funds. If a spouse has a public pension in Illinois, a QILDRO is likely the mechanism needed to divide it.
What happens if a QILDRO is never filed after an Illinois divorce?
If a judgment awards a share of a pension but no QILDRO is ever filed with the fund, the alternate payee generally has no enforceable right to collect anything when the member retires. The fund pays benefits according to what is on file with it, not what a divorce decree says. This is a common and avoidable mistake, so the QILDRO should be filed at the time of the divorce rather than years later.

