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Category: Divorce

Your Retirement, Your Divorce, Your Future: What Illinois Law Says

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Written by Olivia St. Clair Long on 9.20.25

Divorce introduces unique financial challenges, particularly when retirement savings are involved. For many couples, 401(k)s, pensions, IRAs, and even stock options represent some of the most valuable assets they own. But dividing them isn’t as simple as splitting a bank account. Illinois law governs how these assets are treated, and if one or both spouses are retired (or nearing retirement) the stakes are even higher.

Understanding how Illinois courts handle retirement accounts, how Qualified Domestic Relations Orders (QDROs) work, and how spousal maintenance interacts with retirement income is essential to protecting your financial future.

The Basics of Illinois Divorce Law on Retirement Assets

Illinois divorce law focuses on two key financial factors: marital assets and income. Retirement impacts both.

  • Asset Division: Illinois divides marital assets equitably, which means it’s not always equally, but in a way the court considers fair. This includes retirement accounts contributed to during the marriage.
  • Income Assessment for Maintenance: Spousal maintenance (formally known as alimony) is based on income. If one spouse retires, their income often decreases, which may alter whether they pay or receive maintenance.

Even though Illinois statutes don’t specifically single out retirement in divorce, courts rely on established principles to ensure both spouses are treated fairly.

Marital vs. Non-Marital Retirement Property

Retirement assets can be marital, non-marital, or a combination of both:

  • Marital Property: Contributions and benefits earned during the marriage are usually marital and subject to division.
  • Non-Marital Property: Assets accumulated before the marriage (or received by inheritance) are typically non-marital.
  • Combination Accounts: If contributions were made before and during the marriage, courts determine what portion is marital. This often requires careful tracing of deposits and growth over time.

The date of marriage matters. For pensions and similar benefits, only the portion earned during the marriage is considered marital property.

Why Dividing Retirement Assets Is More Complex Than a Bank Account

Splitting retirement funds isn’t straightforward because:

  • Funds are not liquid: They’re tied up in long-term investments.
  • Tax implications exist: Mistakes can lead to penalties or unnecessary taxes.
  • Valuation requires precision: Market fluctuations and vesting schedules must be factored in.
  • Different accounts require different treatment: 401(k)s and pensions need QDROs; IRAs typically do not, though they must still follow IRS rollover rules.

This complexity is why working with legal and financial professionals is so important.

The Role of a Qualified Domestic Relations Order (QDRO)

When it comes to dividing many types of retirement accounts during a divorce, a QDRO is often essential. A QDRO is a court-issued order that instructs the retirement plan administrator to divide certain retirement benefits between spouses without triggering taxes or penalties.

These orders are commonly required for employer-sponsored plans such as 401(k)s and pensions. Without a QDRO, any attempt to transfer funds from these accounts could result in tax consequences and early withdrawal penalties. These mistakes are both avoidable and costly.

IRAs do not require a QDRO, however, dividing them still requires close attention to tax laws to ensure the split is handled correctly and doesn’t result in unexpected liabilities.

Types of Retirement Assets in Illinois Divorce

Retirement accounts can take many forms:

  • 401(k)s, IRAs, Pensions: Contributions made during the marriage are generally marital. These can be divided with a QDRO or through rollover arrangements.
  • Stock Options: Options earned during the marriage (vested or non-vested) are often marital property. Courts may use tools like constructive trusts to protect a spouse’s interest in non-vested options until they become available.
  • Social Security: Federal law prohibits direct division of Social Security benefits. However, an ex-spouse may still be eligible to claim benefits on the higher-earning spouse’s record if the marriage lasted at least 10 years.

Vested, Non-Vested, and Matured Benefits

Not all retirement benefits are immediately available for division in a divorce. Some depend on timing and employment status, which can affect how they are treated legally.

Non-vested benefits, such as unearned stock options or future retirement contributions, are not yet considered property and cannot be divided until they vest. These are often contingent on continued employment or meeting certain performance milestones.

Vested benefits, on the other hand, are fully earned and belong to the employee. Once vested, these assets are considered the property of the spouse, regardless of whether the individual is still employed with the company.

Matured benefits (those that are immediately available for withdrawal) are often treated differently. Because they are accessible right away, they may carry more weight in decisions around property division and spousal maintenance.

Maintenance and Retirement: When Circumstances Change

Retirement often shifts the financial landscape, and Illinois law allows modification of spousal maintenance if there’s a substantial change in circumstances.

  • Retiring Spouse: May request reduced maintenance if their income drops.
  • Receiving Spouse: May request increased maintenance if retirement impacts their financial stability

Courts consider a lot of variables such as age, health, financial needs, and overall fairness when modifying maintenance after retirement.

Accessing Retirement Funds During Divorce

During divorce proceedings, one or both spouses may consider tapping into retirement savings to cover immediate expenses. However, doing so can create significant legal and financial complications.

Withdrawing funds early from retirement accounts often triggers penalties and income taxes. In some cases, courts may view these withdrawals as a dissipation of marital assets, which could negatively affect the final division of property.

Borrowing against retirement accounts, such as taking a loan from a 401(k), is sometimes allowed. However, any outstanding loan balance is typically assigned to the borrowing spouse as part of the final settlement.

In Illinois, courts are generally cautious about allowing premature access to retirement funds. The preference is to preserve these assets until they can be formally divided through a QDRO or a tax-compliant rollover.

Protecting Your Financial Future

Dividing retirement assets is one of the most consequential parts of a divorce. To protect your long-term financial stability:

  • Obtain a clear valuation of all retirement accounts.
  • Work with both legal and financial advisors to minimize tax exposure.
  • Avoid short-sighted trade-offs, such as giving up retirement savings in exchange for the marital home, without fully understanding the long-term impact.

FAQs About Dividing Retirement Assets in Illinois Divorce

Do I need a QDRO to divide my retirement account in Illinois?
Yes, for most employer-sponsored plans like 401(k)s and pensions, a QDRO is required to divide assets without tax penalties. IRAs usually don’t require a QDRO but must still follow IRS rollover rules.

Are retirement accounts always considered marital property in Illinois?
Not always. Contributions made before the marriage are generally non-marital, while those made during the marriage are marital. Sometimes accounts are a mix of both.

Can Social Security be divided in an Illinois divorce?
No, Social Security benefits cannot be divided by court order. However, if you were married at least 10 years, you may be eligible for benefits based on your ex-spouse’s earnings record.

What happens if my spouse withdraws money from their retirement account during divorce?
Early withdrawals may trigger penalties and could be treated as dissipation of marital assets by the court. This may reduce that spouse’s share of the property division.

How does retirement affect spousal maintenance (alimony)?
Retirement often reduces income, which may qualify as a “substantial change in circumstances.” This can lead to modifying spousal maintenance—either lowering or increasing payments, depending on the circumstances.

What’s the difference between vested and non-vested retirement benefits?
Vested benefits are fully earned and belong to the employee, even if they leave their job. Non-vested benefits are not guaranteed yet and may not be divided until they vest.

Next Steps

Divorce can dramatically reshape your financial picture, especially when retirement assets are involved. Illinois courts treat these accounts with special rules, and dividing them requires careful planning. Whether you’re approaching retirement or already there, protecting your long-term financial security starts with understanding your rights and options.

If you’re facing divorce and need guidance on dividing retirement accounts, contact O. Long Law, LLC today to schedule a consultation. We’ll help you safeguard your financial future.