## Documentation Index Access the complete documentation index at: https://www.zoho.com/books/kb/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # Do I need to create an account in B2Brouter to push invoices to AEAT? Yes. You have to create a B2Brouter account to push invoices to AEAT from Zoho Books. B2Brouter validates the invoices created in Zoho Books and transmits them to AEAT securely.