---
type: post-synth-check
title: AZR011
description: Missing or invalid apiVersion — every ARM resource must have a valid apiVersion in YYYY-MM-DD format
id: AZR011
severity: error
category: post-synth
lexicon: azure
docs: https://intentius.io/chant/lexicons/azure/rules/
---
Missing or invalid apiVersion — every ARM resource must have a valid apiVersion in YYYY-MM-DD format

## Applies to

- [resources](/types/resources.md)