## Zoho Billing - Product, solutions, integrations, support, and resources Index Access the complete documentation index at: https://www.zoho.com/billing/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # How does VeriFactu work in subscriptions? The invoices generated from subscriptions will be sent automatically to AEAT through B2Brouter. If there are any errors while pushing an invoice, you will be notified both in the app and by email.