Illinois SSDI lawyers work on contingency, meaning they take payment only if you win your case
In Illinois, the vast majority of Social Security Disability Insurance (SSDI) lawyers charge on a contingency fee basis. You do not pay them upfront. Instead, the lawyer takes a percentage of your back pay — the money Social Security owes you for the months between when you filed and when your case was approved — if and only if you win.
This arrangement exists because SSDI cases are unpredictable. Some people win at the initial process stage; others wait years and go through multiple appeals. A lawyer cannot know in advance whether you will win or how much back pay you will receive. The contingency model protects you from paying for a case that fails.
Federal law sets a hard cap on what lawyers can charge. Understanding how that cap works, what it covers, and what happens to your money after a win is essential before you sign a fee agreement.
Key Takeaways
- Illinois SSDI lawyers charge a contingency fee of 25 percent of your back pay, capped at $7,200 total, set by federal law.
- The fee comes from your back pay only — not from your ongoing monthly benefits — and is paid directly to the lawyer by Social Security.
- You must sign a fee agreement before the lawyer works on your case, and that agreement must be approved by Social Security before payment can occur.
- If your case is denied, you owe the lawyer nothing, though you may still owe costs for medical records, informed reports, or filing fees if you agreed to cover those separately.
- Some lawyers charge for out-of-pocket costs like obtaining medical records or paying for a medical informed; ask about this before hiring.
The 25 Percent Rule and the $7,200 Cap
Federal law limits SSDI lawyer fees to the lesser of two amounts: 25 percent of your back pay, or $7,200. Whichever is smaller is what the lawyer can charge.
Here is how this works in practice. If your back pay is $20,000, 25 percent would be $5,000. Since $5,000 is less than $7,200, the lawyer charges $5,000. If your back pay is $40,000, 25 percent would be $10,000, but the cap limits the fee to $7,200. The lawyer charges $7,200.
Back pay is calculated from the date Social Security says your disability began — not the date you filed. If you filed in 2022 but Social Security determines your disability started in 2020, your back pay covers those two years of missed benefits. The lawyer's fee comes only from that back pay, never from your ongoing monthly checks after approval.
How the Fee Agreement Works and When Social Security Approves It
Before a lawyer begins work on your case, you must sign a fee agreement that states the exact percentage or dollar amount the lawyer will charge. This agreement is not just between you and the lawyer — it must also be submitted to Social Security for approval.
Social Security reviews the fee agreement to may support it complies with the 25 percent / $7,200 cap. If it does, Social Security approves it. If the lawyer tries to charge more than allowed, Social Security will reject the agreement and the lawyer cannot proceed.
Once your case is won and Social Security issues a favorable decision, the agency does not send your back pay to you first. Instead, Social Security sends your back pay directly to the lawyer's trust account, minus the approved fee. The lawyer then forwards your remaining back pay to you. This process typically takes four to six weeks after the decision is issued.
What Happens If You Lose Your Case
If Social Security denies your claim at any stage — initial process, reconsideration, or even after a hearing — you owe the lawyer nothing under the contingency fee arrangement. The lawyer absorbs the loss.
However, this does not mean you owe zero dollars. Many lawyers charge separately for out-of-pocket costs — expenses they incur on your behalf that are not part of their time. These might include fees to obtain your medical records from hospitals or doctors, charges for a medical informed to review your case, court filing fees, or transcript costs.
Before you hire a lawyer, ask in writing whether they charge for these costs and, if so, whether you must pay them upfront, whether they deduct them from your back pay if you win, or whether you owe them even if you lose. Different lawyers handle this differently, and the fee agreement should spell it out clearly.
Comparing Contingency Fees Across Illinois Lawyers
Because federal law sets the maximum fee, all Illinois SSDI lawyers are legally limited to the same ceiling. However, they may charge less. Some lawyers charge 20 percent instead of 25 percent, or they may waive certain out-of-pocket costs for clients in financial hardship.
The fee cap also does not account for the complexity of your case. A straightforward case that wins at the initial stage and a case that requires three years of appeals and a hearing before a judge both hit the same fee ceiling. Some lawyers may negotiate a lower percentage for simpler cases, though this is not common.
When comparing lawyers, do not focus only on the percentage. Ask whether they cover the cost of obtaining medical records, whether they hire medical experts at their own cost or yours, and how long they typically take to resolve cases. A lawyer who charges 25 percent but covers all costs may be a better value than one who charges 20 percent but bills you separately for every record request.
What Happens to Your Back Pay After the Lawyer Is Paid
Once Social Security approves your case and calculates your back pay, the agency issues a check or electronic transfer. The full amount goes to your lawyer's trust account. The lawyer deducts the approved fee and any approved out-of-pocket costs, then sends the remainder to you within a few days to a few weeks.
You will receive a detailed accounting showing the total back pay, the fee deducted, any costs deducted, and the net amount sent to you. Keep this document for your tax records. Back pay is considered income by the IRS, and you may owe taxes on it depending on your total income for that year.
Your ongoing monthly SSDI benefit — the check you receive every month after approval — is never touched by the lawyer's fee. The fee applies only to back pay, which is a one-time lump sum.
Fee Agreements and Your Right to Review Them
You have the right to see and understand your fee agreement before you sign it. The agreement must include the lawyer's name, your name, the percentage or dollar amount of the fee, what costs (if any) you are responsible for, and the date you sign it.
If anything in the agreement is unclear, ask the lawyer to explain it in plain language before you sign. Do not sign an agreement that leaves you uncertain about what you will owe. Once you sign, you are bound by its terms, and Social Security will enforce the fee cap based on what the agreement says.
If you want to change lawyers partway through your case, you can do so, but you must notify Social Security in writing. The new lawyer will need to submit a new fee agreement. Social Security will not pay two lawyers for the same case, so the fees will be divided based on the work each lawyer performed.
Frequently Asked Questions
Can a lawyer charge me a fee if I win at the initial process stage without needing a hearing?
Yes. The contingency fee applies to any case the lawyer wins, regardless of how quickly it is won. If you win at the initial process stage, the lawyer still takes 25 percent of back pay (or the $7,200 cap, whichever is smaller). The speed of the win does not reduce the fee.
What if my back pay is very small — say, $5,000?
The lawyer can still charge 25 percent, which would be $1,250. The $7,200 cap only applies when 25 percent exceeds that amount. If your back pay is small, the lawyer's fee is proportionally small as well.
Do I have to use a lawyer, or can I represent myself and avoid the fee?
You can represent yourself and owe no lawyer fee. However, SSDI cases are complex, and the approval rate for unrepresented claimants is significantly lower than for those with lawyers. Many people find that the lawyer's fee is worth the increased chance of winning.
What if the lawyer and I disagree about the fee after I win?
Social Security will not release your back pay until the fee agreement is resolved. If you believe the fee is incorrect or the lawyer is charging you for costs you did not agree to, you can file a complaint with the Illinois Attorney Registration and Disciplinary Commission (ARDC) or request that Social Security review the fee agreement. Do this in writing and keep copies of all correspondence.
Can a lawyer charge me a fee for work done before I signed the fee agreement?
No. The fee agreement must be signed before the lawyer begins work. Any work done before you sign is not covered by the contingency arrangement. If a lawyer does work before you sign, that is a red flag — ask them to clarify the arrangement in writing before proceeding.