> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://zuora.ferndocs.com/_mcp/server. # Enhanced Invoice Numbering > The Enhanced Invoice Numbering app offers advanced control over invoice numbering rules, allowing customization of prefixes, lengths, and sequences for various business needs. Note: This app is no longer available for purchase, and its features are now part of Zuora Billing. The Enhanced Invoice Numbering app offers advanced control over invoice numbering rules, allowing customization of prefixes, lengths, and sequences for various business needs. Note: This app is no longer available for purchase, and its features are now part of Zuora Billing. > **Note** > > The Enhanced Invoice Numbering app is no longer available for purchase, as it has reached its end of support. The information on this page is intended to be used by customers who have purchased the app previously. > > The features this app supports are already included in the Zuora Billing product. For more details, see the following articles: > > * Configure prefix and numbering for billing document > * Configure file name pattern for billing documents The Enhanced Invoice Numbering app provides advanced control over invoice numbering rules. With this app, you can use different prefixes, lengths, and numbering sequences for different business units, product lines, or geographic regions. After some initial configuration, invoices will be generated based on the rules you configure. > **Note** > > This app works with theInvoice Settlement feature. However, if Invoice Settlement is used, the format and rules that you configure for invoice numbering will not be applied to debit and credit memos. ## Features * Group sequential invoice numbers by entity * Ability to number only positive or negative Invoices * Ability to customize the custom prefix (e.g. GB-#########) and invoice number length (GB-00000001 vs GB-001) for your invoice numbering * Ability to email customers PDFs with updated naming conventions ## Installation You need to purchase the app in the Zuroa Marketplace before you can install it. The name for the app in the marketplace is "Enhanced Invoice Numbering - Enterprise". See [Purchase an App](/docs/platform/integration/integration-hub/get-started-with-integration-hub/integration-hub/purchase-an-app) to learn about how to purchase an app. Follow the instructions in [Install an App](/docs/platform/integration/integration-hub/get-started-with-integration-hub/integration-hub/install-an-app) to install the app. If you install the app from Integration Hub, the app name from the dropdown list is **Invoice Numbering V2**. Use the following configuration details for the installation: * **Name** - Any name that you can easily identify later * **Run Mode** - Universal * **Execution** - External * **Build Name** - Production * **Target** - Authentication details for your Zuora tenant. You must choose a Zuora login that uses basic authentication (username and password). This app does not support OAuth. ## Configuration The configuration needs to be performed in Zuora and in the app instance. For details, see [Configure Enhanced Invoice Numbering](/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/configure-enhanced-invoice-numbering) Configure Settings for Enhanced Invoice Numbering . ## Using the App See [Using Enhanced Invoice Numbering](/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/using-enhanced-invoice-numbering) for details. > The Enhanced Invoice Numbering app offers advanced control over invoice numbering rules, allowing customization of prefixes, lengths, and sequences for various business needs. Note: This app is no longer available for purchase, and its features are now part of Zuora Billing. ## Docs - [Configure Enhanced Invoice Numbering](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/configure-enhanced-invoice-numbering.md): The Enhanced Invoice Numbering app is not available for purchase anymore. The information on this page is intended to be used by customers who have purchased the app previously. - [Disable automatic posting of Bill Runs in Zuora](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/configure-enhanced-invoice-numbering/disable-automatic-posting-of-bill-runs-in-zuora.md): Learn how to disable automatic posting of bill runs in Zuora to prevent sending duplicated invoices. - [Add custom fields for the App in Zuora](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/configure-enhanced-invoice-numbering/add-custom-fields-for-the-app-in-zuora.md): Add custom fields for account, invoice, and invoice number entities in Zuora. - [Configure notifications for the App in Zuora](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/configure-enhanced-invoice-numbering/configure-notifications-for-the-app-in-zuora.md): Learn how to configure notifications for billing events in Zuora, including setting up notification settings, delivery options, and callout authentication. - [Configure Settings in the App](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/configure-enhanced-invoice-numbering/configure-settings-in-the-app.md): Learn how to configure settings in the app, including selecting options, configuring fields, and saving changes. - [Using Enhanced Invoice Numbering](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/using-enhanced-invoice-numbering.md): The Enhanced Invoice Numbering app, no longer available for purchase, assists previous customers in managing invoice numbering through various features such as viewing job history, managing entities, and configuring settings. - [Create a new entity](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/core-connectors-and-applications/enhanced-invoice-numbering/using-enhanced-invoice-numbering/create-a-new-entity.md): Create a new entity in Zuora by configuring custom fields and setting up invoice numbering.