Article 73 allows sellers to use the same number for several documents within a year.

Use the Article73Indicator (Extn) Extension to specify if it applies. It indicates whether the document was issued in accordance with procedures and terms established by ministerial decree pursuant to Article 73 of Presidential Decree 633/72.

Italian Specification

Detail	Value
Italian Specification	`2.1.1.12 (Art73)`

Element

Element	Description
`Invoice/UBLExtensions/UBLExtension/ExtensionContent/InvoiceExtension/ ProcessDetails/Article73Indicator`	Specify true or false.

Example

The following examples indicates that Article 73 does not apply:

<ubl:Invoice>
    <cec:UBLExtensions>
        <cec:UBLExtension>
            <cec:ExtensionContent>
                <vrbl:InvoiceExtension>
                    <!-- Code omitted for clarity -->
                    <vrbl:Article73Indicator>false</vrbl:Article73Indicator>
                    <!-- Code omitted for clarity -->
                </vrbl:InvoiceExtension>
            </cec:ExtensionContent>
        </cec:UBLExtension>
    </cec:UBLExtensions>
</ubl:Invoice>