An Apostille is a certificate that authenticates the signature of a public official or a notary public on a document for use in another country. We can apostille an authorization letter signed and notarized in all 50 U.S. states, District of Columbia, and the U.S. Federal Government (USA Embassy).Below is an example of the State of Minnesota Apostille (Updated: February 22, 2019). Please note that the look of the apostille may change. Notary Judith Lawrence offers tips for Notaries who want to offer apostille services to customers. Apostilles and authentication certificates validate the seal and signature of a Notary on a document so that it can be accepted in a foreign country. Do you need State of Minnesota Apostille? At International Apostille we take the guesswork out of obtaining an apostille on your documents. What documents can an F-1 student with automatic employment authorization under the cap-gap provision show his or her employer when completing the Form I-9? I need to know step be step in how to complete a apostille service in Minnesota.