Notaries are often asked to certify that a photocopy of an original document is a true and accurate reproduction of the original. LawA reproduction that is not an exact copy of the original, but which is sufficiently close to be understandable.Apostille or Certificate of Authentication. When a document is to be used in another country, it may be necessary to have the document authenticated. A quick definition of true copy: A true copy is a duplicate of an original document that is close enough to the original that anyone can understand it. True copy (or certified copy) of original documents are often needed to make sure that copies submitted are true, exact, complete and unaltered. A certified copy is also known as a true copy. So basically, a true copy is a copy of original documents that claim its accuracy and completeness.