# Metadata enforcement rules for publishing
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The metadata enforcement rules for publishing in Amazon SageMaker Unified Studio strengthen data governance by enabling domain unit owners to establish clear metadata requirements for data producers, streamlining access requests and enhancing data governance.

The feature is supported in all the AWS commercial Regions where Amazon SageMaker Unified Studio is currently available.

Domain unit owners can can complete the following procedure to configure metadata enforcement in Amazon SageMaker Unified Studio:

1. Navigate to Amazon SageMaker Unified Studio using the URL from your admin and log in using your SSO or AWS credentials. 

1. Choose **Govern** -> **Domain units** from the top navigation pane and then choose the domain or the domain unit that you want to work with.

1. Choose the **Rules** tab and then choose **Add**.

1. On the **Rule configuration** page, do the following and then choose **Add rule**:
   + Specify a name for your rule.
   + Under **Action**, choose **Data asset and product publishing** or **Subscription request**.
   + If you chose **Subscription request**, then under Required metadata forms, choose **Add metadata form**, choose a metadata form within the domain / domain unit that you want to add to this rule, and then choose **Add**. You can add up to 5 metadata forms per rule.
   + If you chose **Data asset and product publishing**, then under **Rule requirements**, choose either **Metadata forms** or **Glossary association**. If you chose **Metadata forms**, then under Required metadata forms, choose **Add metadata form**, choose a metadata form within the domain / domain unit that you want to add to this rule, and then choose **Add**. You can add up to 5 metadata forms per rule. If you chose **Glossary association**, then choose **Add terms** and add your glossary terms to your rule. You can add up to 5 glossary terms per rule. 
   + Under **Scope**, specify with which data entities you want to associate these forms. You can choose data products and/or data assets.
   + Under **Data asset types**, specify whether the rule applies across all asset types or limit it to selected asset types. 
   + Under **Projects**, specify whether the required forms will be associated with data products and/or assets published by all projects or only selected projects in this domain unit. Also, check **Cascade rule to child domain units** if you want child domain units to inherit this requirement.