> ## Documentation Index
> Fetch the complete documentation index at: https://docs.zeotap.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Create a Tag Manager Source

<Note>
  **Note:**

  Refer to [Tag Manager Source](/articles/integrate-customer/tag-managers) to know more about this source.
</Note>

<Steps>
  <Step>
    Navigate to the **Sources** application under **Integrate**, in the Zeotap CDP App.
  </Step>

  <Step>
    Click **CREATE SOURCE**.
  </Step>

  <Step>
    Choose **Tag Managers** as the Category.

    <Frame>
      <img src="https://mintcdn.com/zeotap/kEe8zTZlpZky9cq1/articles/integrate-customer/Storage/integrate-customer/working-with-the-source-listing-page/create_gtm_1.png?fit=max&auto=format&n=kEe8zTZlpZky9cq1&q=85&s=ec22475a5b0a835aabaf9b118be5b61e" width="3552" height="1972" data-path="articles/integrate-customer/Storage/integrate-customer/working-with-the-source-listing-page/create_gtm_1.png" />
    </Frame>
  </Step>

  <Step>
    Click **Google Tag Manager** as the Data Source.

    <Frame>
      <img src="https://mintcdn.com/zeotap/kEe8zTZlpZky9cq1/articles/integrate-customer/Storage/integrate-customer/working-with-the-source-listing-page/create_gtm_2.png?fit=max&auto=format&n=kEe8zTZlpZky9cq1&q=85&s=1907f9368360d448e6e13a51da4f3f6d" width="3558" height="1968" data-path="articles/integrate-customer/Storage/integrate-customer/working-with-the-source-listing-page/create_gtm_2.png" />
    </Frame>
  </Step>

  <Step>
    Enter a short and descriptive name for the source.
  </Step>

  <Step>
    Choose the region of upload and **Data Entity** as **Customer Data**. To know more about Customer Data, refer [here](https://docs.zeotap.com/smart/project-unify/supported-data-entities).

    <Frame>
      <img src="https://mintcdn.com/zeotap/Yl1hDNuL3ftKLMn2/articles/integrate-customer/Storage/integrate-customer/creating-tag-manager-source-2676490586/creating-tag-manager-source-2676490586-2024-12-17.png?fit=max&auto=format&n=Yl1hDNuL3ftKLMn2&q=85&s=0ebc2b05ec2dd17de0c92786f1160126" width="3532" height="1738" data-path="articles/integrate-customer/Storage/integrate-customer/creating-tag-manager-source-2676490586/creating-tag-manager-source-2676490586-2024-12-17.png" />
    </Frame>
  </Step>

  <Step>
    Click **CREATE SOURCE**. The created Source appears on the **SOURCES** listing page. Once the Source has been taken live based on the implementation steps available, you can use the **[PREVIEW](/articles/integrate-customer/knowing-the-fields-on-the-preview-data-tab)** tab to see incoming data.
  </Step>
</Steps>

<Note>
  **Note:**

  To know more about how to implement a Tag Manager Source, refer to [Tag Manager Implementation](/articles/integrate-customer/implementing-google-tag-manager-source-2665775403).
</Note>

## Related Topics

* For information about how to map the Catalogue for Customer Data (CE), refer [here](https://docs.zeotap.com/articles/unify-customer/map-the-catalogue-for-customer-data).
* For information about how to map the Catalogue for Non-Customer Entity (NCE) data, refer [here](https://docs.zeotap.com/articles/unify-customer/map-the-catalogue-for-non-customer-entity-data).
* For information about how to add a Non-Customer Entity (NCE) attribute in the Catalogue, refer [here](https://docs.zeotap.com/articles/unify-customer/adding-a-non-customer-entity-category).
* For information about Join Key Enricher and how to configure it, refer [here](https://docs.zeotap.com/articles/unify-customer/configuring-the-join-key-enricher).