andrew_fisher

A long-awaited FREE plugin for the Italian online stores running WOOCOMMERCE plugin, it simply adds one mandatory field ( ‘Codice Fiscale’) and one optional field ( ‘Partita Iva’).
Both these fields will be shown 
-to users in their WOOCOMMERCE profile page
-to customers before checkout and after checkout in the “thank you” page
-to shop managers in the backoffice order-edit page.
-in the email messages sent to user and shop managers

WOO Codice Fiscale

WOOCOMMERCE Codice Fiscale FREE (GRATIS) is designed for Italian marketplaces running woocommerce to add CF and P.IVA to orders at checkout.

marekma

The plugin allow you to validate your clients VAT Number using the online VIES service from Agenzia delle Entrate.
If you don’t currently have a VAT Number field you can easily add one from the settings menu. If you already have one just specify the field ID and the validation will take place on your existing field.
For more information about VIES see <a href="https://telematici.agenziaentrate.gov.it/VerificaPIVA/Scegli.jsp" rel="nofollow ugc">https://telematici.agenziaentrate.gov.it/VerificaPIVA/Scegli.jsp</a>
Based on <a href="https://github.com/pH-7/eu-vat-validator" rel="nofollow ugc">eu-vat-validator</a>: a simple and clean PHP library that validates EU VAT registration numbers against the central ec.europa.eu database.

VIES Validator

Add a VAT Number (Partita IVA) field to Woocommerce checkout and validate it using the VIES API service from Agenzia delle Entrate.

WOO Codice Fiscale vs VIES Validator