Folio Number Assignment: CL, CR, GT, MX 
The following information is relevant only to Chile, Costa Rica, Guatemala, and Mexico.
Use this function to create legal documents such as invoices and credit memos that include the fiscal document number known as Folio.
Documents created with a Folio number have two numbers:
The internal number defined in document numbering (see
Administration 
System Initialization Document Numbering 
)The Folio number that you can define using this function or when you create the document.
Note
Only documents without folio numbers can be canceled. On the other hand, you cannot assign folio numbers to already canceled documents and corresponding cancellation documents.
Prerequisites
In the Costa Rican, Guatemalan, and Mexican localizations, you have selected the Use Folio Number checkbox on the Basic Initialization tab at Administration System Initialization
Company Details .
Note
For the Chilean localization, the folio numbering function is always activated.
For the Costa Rican and the Guatemalan localizations, activating folio numbering is only possible for new installations of SAP Business One.