[Ready for merging on March 1] Add enterprise billing email section (#25619)

Author: sophietheking

content/billing/managing-your-github-billing-settings/setting-your-billing-email.md

@@ -71,3 +71,50 @@ One address must always be designated as the primary recipient. The address with
 1. To the right of the email address, use the "Edit" drop-down menu, and click **Remove**.
   ![Remove recipient](/assets/images/help/billing/billing-remove-email-recipient.png)
 1. Review the confirmation prompt, then click **Remove**.
+
+{% ifversion ghec %}
+## Setting your enterprise's billing email
+
+Your enterprise's billing email is where {% data variables.product.product_name %} sends receipts and other billing-related communication. The email address does not need to be unique to the enterprise account.
+
+Only enterprise members with the owner or billing manager role can access or change billing settings for your enterprise. For more information, see "[Managing users in your enterprise](/admin/user-management/managing-users-in-your-enterprise/roles-in-an-enterprise)."
+
+{% data reusables.enterprise-accounts.access-enterprise %}
+{% data reusables.enterprise-accounts.settings-tab %}
+{% data reusables.enterprise-accounts.billing-tab %}
+1. Click **Billing emails**. 
+2. Under "Email recipients", to the right of the billing email address, click **Edit**.
+  ![Screenshot of the current billing email with the edit button emphasized](/assets/images/help/billing/billing-change-email.png)
+2. Type a valid email address, then click **Update**.
+  ![Screenshot of the edit billing email address modal window with a sample email address entered](/assets/images/help/billing/billing-change-email-modal.png)
+
+## Managing additional recipients for your enterprise's billing email
+
+If you have users that want to receive billing reports, you can add their email addresses as billing email recipients. 
+
+Only enterprise members with the owner or billing manager role can access or change billing settings for your enterprise. For more information, see "[Managing users in your enterprise](/admin/user-management/managing-users-in-your-enterprise/roles-in-an-enterprise)."
+
+### Adding a recipient for billing notifications
+
+{% data reusables.enterprise-accounts.access-enterprise %}
+{% data reusables.enterprise-accounts.settings-tab %}
+{% data reusables.enterprise-accounts.billing-tab %}
+1. Click **Billing emails**. 
+2. Under "Email recipients", to the right of the billing email address, click **Add**.
+   ![Screenshot of the current billing email with the add button emphasized](/assets/images/help/billing/billing-add-email-recipient.png)
+3. Type the email address of the recipient, then click **Add**.
+   ![Screenshot of the add billing email address modal window without a sample email address entered](/assets/images/help/billing/billing-add-email-recipient-modal.png)
+
+### Removing a recipient from billing notifications
+
+{% data reusables.enterprise-accounts.access-enterprise %}
+{% data reusables.enterprise-accounts.settings-tab %}
+{% data reusables.enterprise-accounts.billing-tab %}
+1. Click **Billing emails**. 
+2. Under "Email recipients", find the email address you want to remove.
+3. For the user's entry in the list, click **Edit**.
+   ![Screenshot of the recipient's email with the edit button emphasized](/assets/images/help/billing/billing-edit-email-recipient.png)
+4. To the right of the email address, use the "Edit" drop-down menu, and click **Remove**.
+   ![Screenshot of the recipient's email with the remove button emphasized](/assets/images/help/billing/billing-remove-email-recipient.png)
+5. Review the confirmation prompt, then click **Remove**.
+{% endif %}