--- title: "ERROR WHEN GENERATING A FEDEX LABEL: THE COMMERCIAL_INVOICE REQUIRES AN ELECTRONIC LETTER_HEAD\"" description: "ERROR WHEN GENERATING A FEDEX LABEL: THE COMMERCIAL_INVOICE REQUIRES AN ELECTRONIC LETTER_HEAD\"" --- [Passer au contenu](https://knowledge.shippingbo.com/https/knowledge.shippingbo.com/error-when-generating-a-fedex-label-the-commercial_invoice-requires-an-electronic-letter_head#main-content) Français Afficher le sous-menu pour les traductions [![bleu et blanc\_Sigle+logo SBO\_300dpi (2)](https://knowledge.shippingbo.com/hs-fs/hubfs/bleu%20et%20blanc_Sigle+logo%20SBO_300dpi%20(2).png?width=160&height=30&name=bleu%20et%20blanc_Sigle+logo%20SBO_300dpi%20(2).png)](https://knowledge.shippingbo.com/?hsLang=fr) Ouvrir la navigation principale Fermer la navigation principale - Français Afficher le sous-menu pour les traductions Bonjour. Comment pouvons-nous vous aider ? - Il n'y a aucune suggestion car le champ de recherche est vide. 1. [Knowledge base](https://knowledge.shippingbo.com/?hsLang=fr) 2. [Erreurs fréquentes & comment les éviter](https://knowledge.shippingbo.com/erreurs-fr%C3%A9quentes-comment-les-%C3%A9viter?hsLang=fr) 3. [FAQs - Erreur à la génération des étiquettes](https://knowledge.shippingbo.com/erreurs-fr%C3%A9quentes-comment-les-%C3%A9viter?hsLang=fr#faqs-erreur-%C3%A0-la-g%C3%A9n%C3%A9ration-des-%C3%A9tiquettes) 25 octobre 2026 # ERROR WHEN GENERATING A FEDEX LABEL: THE COMMERCIAL\_INVOICE REQUIRES AN ELECTRONIC LETTER\_HEAD" You are trying to generate a label with Fedex that requires customs documents (CN23), but the error message below is displayed:   **Error message: *"****6003: The COMMERCIAL\_INVOICE requires an electronic LETTER\_HEAD "*   ➡️ This message means that Fedex was unable to generate the customs documents required for this shipment.   **✅ Solution:** For Fedex to be able to generate this customs document, you need to **upload a specific header image** and **footer** in your Fedex backoffice. ➡️ We therefore invite you to **contact your account manager at Fedex** so that they can assist you with this configuration.       [![Chill listening crop-3](https://knowledge.shippingbo.com/hs-fs/hubfs/Logo%20shippinggbo.png?width=104&height=24&name=Logo%20shippinggbo.png "Chill listening crop-3")](http://shippingbo.com) Copyright © 2026, Shippingbo