Legalization

The Royal Thai Consulate-General in Chicago can legalize documents which are originally done in the Consulate's Jurisdiction only, which are Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota, and Wisconsin.

Document qualified for legalization

According to the regulation issued by the Ministry of Foreign Affairs of Thailand, the Royal Thai Consulate-General is authorized to legalize documents bearing the seal of the United States Department of State in Washington, D.C., only.

Documents and items to be submitted

  • A requested letter signed by a Company's authorized officer.  The said letter should be printed on Company letter-head with address and contact numbers.  A list of documents that is enclosed and purpose of usage should be stated in the contents of the letter.
  • Original documents have to be legalized. (Each set of original documents needs to be acknowledged, notarized and sealed by a Notary Public. The said Notary Public's seal and signature must be verified by Secretary of State in the state where the Notary Public is located, by certifying to the Notary's current status. The document then needs to be authenticated by the Office of Authentications, U.S. Department of State).
  • A photocopy of all pages included the certified letter from Secretary of State and U.S. Department of State is required for Consulate's records.
  • A self-addressed envelope with adequate postage stamps or a prepaid express envelope is required for returning documents to requester if submitted by mail.
  • A cost for authentication is $15.00 per set of original document.  Type of payment is only by Money Order or Cashier's check and please make it payable to "Royal Thai Consulate-General, Chicago."   (Personal or Company check is not acceptable).
Please note that the Royal Thai Consulate-General assumes no responsibility for the contents of the document.
For further information, please contact:
Legalization Section
Royal Thai Consulate-General, Chicago
700 North Rush Street,
Chicago, IL 60611-2504
Tel: (312) 664-3129 ext. 110

For further information about the legalization on the part of the U.S. Department of State, please contact:

Office of Authentications, U.S. Department of State 
Telephone: (202) 485-8000

Website: https://travel.state.gov/content/travel/en/legal/travel-legal-considerations/internl-judicial-asst/authentications-and-apostilles/office-of-authentications.html

Mailing Address:

Office of Authentications
U.S. Department of State
CA/PPT/S/TO/AUT
44132 Mercure CIR
P.O. BOX 1206 Sterling, VA 20166-1206 

Consular Service
 
 
 

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