Partita Iva per Fattura Elettronica is a free WordPress plugin designed to enhance the WooCommerce checkout experience for Italian users. This plugin integrates essential fields such as VAT Number, Fiscal Code, NIN Code, and PEC email address, which are crucial for electronic invoicing in Italy. Users can customize which fields to display and determine whether they are mandatory, ensuring a tailored checkout process that meets local requirements.

In addition to adding new fields, the plugin allows for the storage of this data as WooCommerce Order Meta. Key features include a control panel for managing field visibility and requirements, an option to send an email to the site administrator for electronic invoicing details, and the ability to modify custom fields on the order page. Versioneven introduces a radio button to select the customer type, further streamlining the invoicing process.