returns
MCP serverProductivityLets your agent look up sales tax return filings, deadlines, and compliance info via Avalara.
Available today. Use it from your connected AI after setup.
Needs your own returns account. You sign in to it and approve access when you connect.
Add ahel to your AI once: Claude, ChatGPT, Cursor, Claude Code or Codex. Then ask it to use this.
Then ask your AI: use returns
About this server
Provides access to Avalara Global Returns API for tax returns, filing calendars, and compliance data
Install returns
The server’s own address, for the clients that take one directly. Or connect ahel onceand every client you use reads it from one address, with the account kept on ahel rather than in each client’s config.
Claude Code
claude mcp add --transport http --scope user returns 'https://mcp.avalara.com/returns'Run it once in your project, then open /mcp to approve any sign-in the server asks for.
Claude Desktop
https://mcp.avalara.com/returnsAdd a custom connector in Settings, paste this address, and approve the sign-in.
Cursor
cursor://anysphere.cursor-deeplink/mcp/install?name=returns&config=eyJ1cmwiOiJodHRwczovL21jcC5hdmFsYXJhLmNvbS9yZXR1cm5zIn0=Open the link and Cursor adds the server at that address.
ChatGPT
https://mcp.avalara.com/returnsIn Settings, enable Developer mode, create an MCP app, and paste this address. Your plan and workspace must allow custom apps.
Codex
codex mcp add returns --url 'https://mcp.avalara.com/returns'Run it once, then sign in with codex mcp login returns if the server asks for an account.
From the project's README
As published by avadev/mcp in README.md. This repository publishes several servers, so only the opening is shown here.
This is a non-community repo, created and maintained by Avalara
Avalara MCP Servers
MCP (Model Context Protocol) servers connect AI applications with Avalara's tax compliance systems in a standardized way. MCP servers allow partners and developers to integrate AI-driven tax workflows, automate cross-border compliance, and access Avalara's regularly updated tax content.
Avalara-supported MCP servers include AvaTax, Returns, E-Invoicing and Live Reporting, Tax Registrations and Business Licenses and Exemption Certificate Management, Cross Border Trade, and Tax Content. More services will be added over time.
What you can do:
- Query real-time tax rates and calculations
- Access compliance monitoring and regulatory updates
- Manage exemption certificates, business licenses, and returns
- Retrieve documentation and guidance
Getting Started with Avalara MCP Servers
Learn how to set up and connect to Avalara Model Context Protocol (MCP) servers for AI-powered tax compliance integration.
Prerequisites
Shortened here. Read the whole README on GitHub.
Signals
- GitHub stars
- 5
- Last commit
- Jul 2026
Advanced
- Delivery
- returns MCP server → your ahel connector (mcp.ahel.ai) → your AI.
- Item type
- mcp-server
- Key
com-avalara-returns- Source
- github.com/avadev/mcp
- Hosted endpoint
https://mcp.avalara.com/returns