---
title: "Microsoft REST API Guidelines"
source: Microsoft REST API Guidelines
source_url: https://github.com/microsoft/api-guidelines
licence: CC-BY-4.0
domain: engineering
subdomain: microsoft-api-guidelines
date_added: 2026-04-25
---

> # DEPRECATION NOTICE TO READERS
>
> This document is being deprecated and merged with the  [Microsoft Graph REST API Guidelines](GuidelinesGraph.md), with a removal date of July 1, 2024. Please refer to the notes below for the latest guidance.
>
> ## **Guidance for Microsoft Graph service teams**
>
> Graph service teams should reference the companion document, [Microsoft Graph REST API Guidelines](GuidelinesGraph.md) when building or modifying their services. This document and the associated pattern catalog provides a refined set of guidance targeted specifically for Microsoft Graph services.
>
---