Missouri Apostille Service

Missouri Apostille Requirements

Preparation requirements vary by document type. If you’re figuring out how to get an apostille in Missouri, start by identifying which category your document falls under and which certification route applies before you submit it.

Vital records

Birth and death certificates must be certified copies issued by the Missouri Bureau of Vital Records. A marriage license must be a certified copy from the Recorder of Deeds in the county where the marriage occurred. The Bureau of Vital Records can instead provide a statement relating to the marriage. Plain or notarized photocopies do not replace an official certified copy for a Missouri birth certificate apostille.

Court and county records

Court documents, including divorce decrees and judgments, must be certified by the Circuit Clerk in the county where the record is filed. Other county records should be certified by the office that issued or maintains them and bear the authorized official’s signature.

Business documents

Certificates of good standing and certified copies of articles or other corporate filings should be obtained from the Missouri Secretary of State’s Corporations Division. A Missouri business document apostille can then be requested for the official or certified record.

Private notarized documents

Powers of attorney, affidavits, and consent forms must be properly signed and notarized by a Missouri notary. The document should include a complete notarial certificate, the notary’s signature, and the notary’s seal. An apostille for documents notarized in Missouri can then be requested directly from the Secretary of State.

Academic documents

Diplomas, transcripts, and other academic records must be certified by the school. A registrar or another authorized school official typically certifies the document and signs it before a Missouri notary. Once the official’s signature is properly notarized, the document can be submitted to the Secretary of State.

Why Choose One Source Process for Missouri Apostille Services

Handling Missouri document authentication on your own can be time-consuming because it may involve coordinating with state offices, federal offices, and sometimes an embassy or consulate — all in the correct order. At One Source Process, we review each document for the required signatures, seals, notarization, and certified-copy status, so missing or incomplete details can be corrected before submission.

Depending on the document and its destination, we determine the correct authentication route and coordinate it for you. This may involve obtaining a Missouri Secretary of State apostille for state-issued documents, arranging a federal apostille or authentication certificate for U.S. government records, or managing additional embassy and consular steps. If a document requires notarization, we check that it meets the Secretary of State’s standards before sending it to Jefferson City, helping prevent avoidable delays.

We support personal and family documents, corporate and business filings, academic records, and court records, allowing you to handle different document types through one service. You receive updates throughout the request, and the completed documents are returned by tracked domestic or international shipping.

Ready to Start Your Missouri Apostille Request?

Tell us what type of document you have, where it was issued, the destination country, and your deadline. We’ll recommend the appropriate service and help you place your Missouri apostille request.

Contact us today or submit your request online to get started.

Contact Information
Phone: 1-800-668-5448 (USA)
International: 1-202-459-4760
Email: apostille@onesourceprocess.com
Business Hours: Monday–Friday, 8:00 AM–5:00 PM EST