> This page is for Documentation, version Integration guides (default).
> For other versions, use one of these documentation indexes:
> - Integration guides (default): https://avalara.ferndocs.com/docs/integration-guides/llms.txt
> - Refactor guides: https://avalara.ferndocs.com/docs/refactor-guides/llms.txt
> - Get certified: https://avalara.ferndocs.com/docs/get-certified/llms.txt
> - Agent to Agent (A2A): https://avalara.ferndocs.com/docs/agent-to-agent-a2a/llms.txt
> - AI use cases: https://avalara.ferndocs.com/docs/ai-use-cases/llms.txt
> - API versioning: https://avalara.ferndocs.com/docs/api-versioning/llms.txt

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://avalara.ferndocs.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://avalara.ferndocs.com/_mcp/server.

# Get started

Guide: 1099 & W-9

This guide explains how to integrate Avalara 1099 & W-9 into your system, including certification requirements for technology partners.

Welcome to the Avalara 1099 & W-9 integration guide. This guide walks you through integrating Avalara 1099 & W-9 into your system. Each section represents a milestone in the integration process. Complete each milestone before starting the next.

If you're a technology partner, several milestones include a certification requirements section. This helps you learn quickly what you need to accomplish to earn an Avalara 1099 & W-9 badge. The following types break down the badge requirements:

* **Required:** We require you to include this design element to become certified.
* **Conditional:** Depending on your use case, this design element is required.
* **Suggested:** You don't need this design element to become certified, but we recommend that your UI includes suggested elements.

Certification doesn’t entail a code review from Avalara. The requirements help you create a straightforward integration for your users and ensure tax compliance.

If you're an API customer, we recommend that you follow this guide when using Avalara 1099 & W-9 APIs in your own systems.

Tip

Need help getting started? Check out the [Quick reference for 1099 integration](https://developer.avalara.com/1099-and-w-9/hvo9086372425248/ "Follow these steps to integrate with the Avalara 1099 API, including authentication, filing, and tracking forms.") page for a walkthrough of the key features and how to get started.

Notice

The information provided in this Integration Guide is based on standard practices. It’s up to each individual developer to determine the applicability of such information and to verify the functionality and use of the information. All information, including examples of code, comes with an "As-is" basis. Avalara's site terms cover use of Avalara's website and are located here: [https://www.avalara.com/us/en/legal/site-terms.html](https://www.avalara.com/us/en/legal/site-terms.html).

> **Note**
>
> Part of the **1099 & W-9** integration guide. [Open the full "Get started" milestone on Avalara](https://developer.avalara.com/products/avalara-1099-and-w9/integration-guides/1099-and-w-9/qfo1933527768051/) to see every page in this section.