Source: https://developer.avalara.com/mcp-servers/home/

# MCP servers

## Avalara MCP servers

To connect to Avalara MCP servers, you need to have:

-   Avalara subscription: You must have an active Avalara account
-   An AI client: Programmatic clients built using FastMCP or any other equivalent MCP client libraries that support OAuth 2.1 authorization
-   A modern web browser: Required for the OAuth 2.1 authorization flow.

[

Avalara E-Invoicing and Live Reporting

](/mcp-servers/E-Invoicing/)[

Avalara Tax Content

](/mcp-servers/atc/)[

![AvaTax](/_next/static/images/sales-tax-9ce5c729122ce554.svg)

AvaTax

](/mcp-servers/avatax/)[

![Classification](/_next/static/images/cross-border-5f1f876166fe6d40.svg)

Classification

](/mcp-servers/classification/)[

![Cross-Border](/_next/static/images/cross-border-5f1f876166fe6d40.svg)

Cross-Border

](/mcp-servers/cross-border/)[

Dev Documentation

](/mcp-servers/docs/)[

Exemption Certificate Management

](/mcp-servers/exemption-certificate-management/)[

![Returns](/_next/static/images/returns-7f689d8b730736c3.svg)

Returns

](/mcp-servers/returns/)[

Tax Registrations and Business Licenses

](/mcp-servers/business_licensing/)