Oklahoma Secretary of State — key facts
Fees: The statutory fee for an Apostille is $25.00 per notarial act or certified document.
Fees: If the Apostille is requested for use in proceedings related to an international adoption, the fee is $10.00 per Apostille.
Fees: The statutory fee for an Authentication is $20.00 per notarial act, certified document, or international adoption proceedings.
Payment: Personal checks are not accepted for the service of Apostille / Authentication.
Payment: Payment made by credit card will include a 4% convenience fee and proper identification must be provided.
Mailing: Documents submitted via mail must include a cover letter specifying the country requiring the document, a valid telephone number, or email address (should we need to contact you regarding the items submitted), and the mailing address for return.
Address: 421 NW 13th St, Suite 210 Oklahoma City, OK 73103
Contacts: Authentications/Apostille | (405)521-4211