These Illinois medical corporation rules are the working half of our overview.
What the law requires: Illinois medical corporation rules
| Topic (section) | What the rule says |
|---|---|
| Formation (2, 3) | Organize under the Business Corporation Act on form BCA 2.10(MCA). The Medical Corporation Act prevails on a conflict. |
| Name (4) | Ends in Service Corporation, S.C., chartered, limited or Ltd. |
| Registration (5, 7 to 9) | No practice may open without an IDFPR certificate, one per Illinois location. Post it; it is not assignable. |
| Licensing and taxes (10) | Remove a licensee who loses the license or acts unethically, or the certificate risks discipline. IDFPR may refuse renewal over unfiled Illinois returns or unpaid reported or assessed tax. |
| Buy-out (16) | The Act sets only a default price (book value at the prior month end) if the documents state none. |
Key numbers and dates
| Item | Figure or date | Year; section |
|---|---|---|
| Registration, then renewal | $50 per location, then $40 | 2026; Secs. 5, 6 |
| Expiry cycle | Every third January 1 since 2019 (2022, 2025, next 2028) | 2026; Sec. 6 |
| Late registration | Apply or answer within 30 days. Late fees: $50 plus $100 per unregistered year, capped at $500. Civil penalty: up to $1,000 after a hearing. | 2026; Sec. 13.5 |
| Returned renewal check | $50 after two returned checks. An extra $100 only when a bounced renewal check caused a lapse and practice continued without payment. The Director may waive. | 2026; Sec. 6.1 |
Source: 805 ILCS 15
Recent and pending changes
- Public Act 104-764, listed as effective January 1, 2027, adds a discipline ground: willful or reckless failure to make the new 24-hour misconduct report to IDFPR. Not yet in force.
The named checklist: the Lanyard-and-Ledger Match
- Match. Pair every stock ledger and officer name with a current license.
- Votes. Confirm no proxy or side agreement gives an unlicensed person a vote.
- Articles. File form BCA 2.10(MCA), $150, with an allowed name ending.
- Register. Apply to IDFPR for each location before seeing patients ($50), then post the certificate.
- Calendar. Diary January 1, 2028 (compliance calendar); check License Lookup.
- Buy-out. Consider written terms for a deceased or disqualified shareholder.
- Annual. Keep the $75 annual report and Illinois returns current.
Common mistakes
- Treating patients before the certificate arrives.
- One registration for several locations.
- An unlicensed relative or investor holding shares or a management role.
- Missing the three-year renewal because the annual report is yearly.
When to bring in an attorney
- Whether non-physician investors, management companies or hospital affiliates may take part.
- Buy-sell terms, or the death of the last shareholder.
- Entity choice (medical corporation, professional corporation or professional LLC), or an IDFPR notice.
How we can help
Our Aurora CPA firm handles the U.S. tax, payroll and accounting side, alongside your attorney, Canadian CPA or Indian CA. See business tax returns and planning and payroll and employer compliance.
Frequently asked questions
Can a non-physician investor own shares of an Illinois medical corporation?
Not under Section 13: every officer, director and shareholder must be licensed.
How often does a medical corporation renew with IDFPR?
The Act says every third January 1, at $40; next is January 1, 2028. IDFPR's pages do not confirm it; check License Lookup.
Does a physician trained abroad qualify to own shares?
The test is the Medical Practice Act license. IDFPR handles licensing; an immigration attorney handles visas.
Do I need a certificate for each office?
Yes, one application per Illinois location.
Official sources
- Illinois General Assembly: Medical Corporation Act, 805 ILCS 15
- Illinois Department of Financial and Professional Regulation: Medical Corporation, Registered
- Illinois General Assembly: Public Act 104-764
- Illinois Department of Financial and Professional Regulation: Professions currently in renewal
- Illinois Secretary of State: Corporation forms and fees
This page summarizes public guidance in plain language. If anything here differs from the official source, the official source controls.