TaxJar provides a comprehensive sales tax API for real-time tax calculations, reporting, and filing.
Tools
Calculate Sales Tax For An Order
Tool to calculate sales tax for an order. Use when you need an accurate tax calculation including nexus addresses, line items, shipping, and exemptions.
Create Customer
Tool to create a new customer with exemption information. Use when you need to add a customer to your TaxJar account for tax exemption management.
Create Order Transaction
Creates a new order transaction in TaxJar for sales tax reporting and compliance. This action records order transactions that will appear in the TaxJar dashboard for tax filing purposes. The transaction includes customer location, order amounts, shipping costs, and sales tax collected. Important: The 'amount' field must include shipping but exclude sales tax. If line_items are provided, their sum (quantity * unit_price - discount) must equal amount minus shipping.
Create Refund Transaction
Tool to create a new refund transaction. Use after confirming refund details.
Delete Customer
Tool to delete an existing customer. Use when you need to remove a previously created customer by its ID. Example: "Delete customer cust_12345".
Delete Order Transaction
Tool to delete an existing order transaction. Use when you need to remove a previously created order transaction by its ID. Example: "Delete transaction abc123".