Quaderno provides tools to automate tax compliance and sell anywhere online, including e-invoicing with one single API. It helps businesses automate sales tax, VAT, and GST compliance.

Quaderno's VAT, GST, and Sales Tax API performs tax calculations instantly at checkout, with every sale getting the correct tax rate based on customer location from a tax database covering 12,000+ jurisdictions worldwide. The platform provides automatic tax invoicing for every transaction, sends tax-compliant receipts, invoices, and credit notes automatically. Quaderno Reports help businesses fill out tax returns or can file returns automatically. A Billing API shows customer billing history on websites.
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