Illinois Vital Record

Illinois Birth Certificate Apostille

Illinois birth certificates used abroad must be certified government copies. Most requests use certified copies from Illinois Department of Public Health or a county clerk office, then Illinois Secretary of State authentication.

Key rule: Use a certified copy issued by IDPH or the county clerk. Hospital souvenir documents and plain scans are not accepted for apostille.

Amelia Rivera
Reviewed by Amelia Rivera
Legal Operations Review - Updated February 17, 2026

At a Glance - Illinois 2026 Rules

Apostille Authority Illinois Secretary of State, Index Department
State Authentication Fee $2 per Apostille or Certificate of Authority
Mail Processing Time 7 to 14 business days (mail requests)
Walk-In Processing Typically processed while you wait on a first-come, first-served basis (subject to daily volume).
Eligible Record Type Certified Illinois birth certificate issued by IDPH or county clerk
Not Accepted Hospital keepsakes, uncertified copies, plain scans/photocopies
Mail Submission Address Illinois Secretary of State
Index Department
69 W. Washington St., Suite 1240
Chicago, IL 60602
In-Person Offices Secretary of State, Index Department
2701 S. Dirksen Parkway
Springfield, IL 62723

Secretary of State, Index Department
69 W. Washington St., Suite 1240
Chicago, IL 60602
Typical Uses Dual citizenship, visa, marriage abroad, residency, foreign registration

Document Paths (Choose First)

Path A: IDPH Certified Birth Record

State-issued certified copy from Illinois Department of Public Health Division of Vital Records.

  • Obtain certified copy from IDPH or county clerk where event occurred.
  • Submit original certified copy to Illinois Secretary of State Index Department.
  • Include completed request form, one check or money order, and return envelope.

Path B: County-Issued Certified Birth Record

Certified copy issued at county level where birth was recorded.

  • Use county-certified record with official signature/seal.
  • No notarization needed for valid certified birth records.
  • Submit directly to Illinois Secretary of State for apostille.

Accepted vs. Not Accepted Documents

Accepted

  • - Certified Illinois birth certificate issued by IDPH Division of Vital Records.
  • - Certified birth certificate issued by county clerk where the event occurred.
  • - Recent certified copy with official signature and seal.

Not Accepted

  • - Hospital souvenir or commemorative birth certificates.
  • - Photocopies, scans, or printouts without certification.
  • - Birth certificates issued by another state.

Requirements Checklist

MUST HAVE

  • Original certified Illinois birth certificate (IDPH or county certified).
  • Illinois Application for Authentication request form completed.
  • One check or money order payable to "Illinois Secretary of State" ($2 per document).
  • Self-addressed stamped envelope or prepaid shipping label for return.

HIGH-RISK MISTAKES

  • Submitting hospital birth souvenir instead of legal certified record.
  • Sending multiple checks instead of one total payment check/money order.
  • Missing return envelope/postage information, delaying return shipment.
  • Sending out-of-state certificate to Illinois SOS.

Common Rejections (And How to Avoid Them)

Hospital souvenir copy

Use a legal certified birth certificate from IDPH or county clerk. Souvenir documents are not authentication-ready.

Wrong record format for destination

Some authorities require long-form or recently issued copies. Confirm format rules before submitting to Illinois SOS.

Incomplete SOS packet

Common delays come from missing payment totals, incomplete request details, or no return shipping instructions.

Apostille vs certificate mismatch

If destination is not Hague, use Certificate of Authority path and verify final consular legalization steps.

Recent verification log

Feb 17, 2026Validated Illinois SOS apostille fee, addresses, and processing instructions.
Feb 17, 2026Validated birth certificate source path and supporting agency guidance.