Where any Act passed before or after the commencement of this Act requires a document to which this division applies to be preserved for any purpose for a longer period of time than 3 years it shall be a sufficient compliance with such a requirement to preserve, in lieu of any such document more than 3 years old, a transparency thereof made by using an approved machine together with an affidavit relating to the transparency being a transparency and an affidavit to which section 115 applies.