Get the API Key

• Go to vatcheckapi.com;
• Select the option Get Free API Key;
• Sign up/login;
• Select the option API Keys in the dashboard page and copy the Deafult Key value;

Outsystems

• Reference the ValidateVatNumber Service Action from the VatCheckAPI_IS module;
• Set the input parameters:

1. VAT (mandatory) ex: PT999999999 or 999999999
2. CountryCode (optional) ex: PT
3. apikey (mandatory)