An acknowledgment is one of the most common types of notarial acts, but it often confuses Notaries. Here are 5 steps to performing an acknowledgment.You must complete the acknowledgment part of this form and return one copy of the completed form to the sender within 20 days. The Minnesota Notary Acknowledgement form is a legal document used to verify that a signer has willingly signed a document in the presence of a notary. Download a Minnesota notary acknowledgment form in PDF or Word. The Secretary of State is authorized to receive documents and issue acknowledgements electronically.