An Affidavit of Lost Certificate of Authority is a document that is used when a Certificate of Authority has been misplaced, stolen, or damaged and needs to be replaced. It is a sworn statement that is notarized in which the signer swears that the Certificate of Authority is no longer in their possession and that all reasonable efforts have been made to locate it. This affidavit is generally required for businesses and organizations that are registered with a state agency or the US government in order to provide proof that the Certificate of Authority has been lost and needs to be replaced. There are many types of Affidavit of Lost Certificate of Authority, including Affidavit of Lost Certificate of Incorporation, Affidavit of Lost Certificate of Good Standing, Affidavit of Lost Certificate of Registration, Affidavit of Lost Certificate of Existence, and Affidavit of Lost Certificate of Authority for a Foreign Corporation.