Welcome to UBL.XML.org.

This is the official community gathering place and information resource for the OASIS UBL (ISO/IEC 19845) International Standard. UBL defines a royalty-free library of standard electronic XML business documents such as purchase orders and invoices.

This is a community-driven site, and the public is encouraged to contribute content. Find the appropriate area to contribute to by hovering your pointer over the site area titles listed in orange banner above. This will briefly reveal the area description in a small pop-up box. For more detail, please see our policies and descriptions regarding posting content to certain areas.

In order to receive email notifications of posts to this site, please click top-right on your username next to "Logged in as:", or bottom-right "My account", in order to get to your account page. Go to the "Subscriptions" tab and you'll see 5 different sub-areas. The "categories" and "content types" sub-areas have a number of check-boxes. Click on any or all and then save your selection in order to receive an email notification of a new post in that area of this web site.

Exchange Summit Berlin 2025 (auf Deutsch)

Location: 
Berlin
Date: 
23 Jun 2025 - 25 Jun 2025
Event Type: 
Conference

Exchange Summit Europe 2025

Location: 
Vienna
Date: 
22 Sep 2025 - 24 Sep 2025
Event Type: 
Conference

TED-together

Location: 
Hybrid (Luxembourg / Online)
Date: 
3 Dec 2024 - 4 Dec 2024
Event Type: 
Conference

Exchange Summit Americas 2025

Location: 
Miami
Date: 
24 Feb 2025 - 26 Feb 2025
Event Type: 
Conference

Exchange Summit MEA 2025

Location: 
Dubai
Date: 
10 Feb 2025 - 12 Feb 2025
Event Type: 
Conference

Exploring the future of eInvoicing

Location: 
https://ec.europa.eu/digital-building-blocks/sites/pages/viewpage.action?pageId=716151582
Date: 
17 Apr 2024
Event Type: 
Webinar

E-Invoicing Exchange Summit - Kuala Lumpur

Location: 
Kuala Lumpur
Date: 
25 Nov 2024 - 27 Nov 2024
Event Type: 
Conference

Public Procurement Data Superpowers

Location: 
Brussels, Belgium
Date: 
29 Apr 2024 - 30 Apr 2024
Event Type: 
Conference

UBL 2.4 approved as a Committee Specification

On 17 October 2023 UBL 2.4 was approved as a Committee Specification:
https://docs.oasis-open.org/ubl/cs01-UBL-2.4/UBL-2.4.html

All resources can be downloaded from the main UBL 2.4 subdirectory:
https://docs.oasis-open.org/ubl/cs01-UBL-2.4/

And the complete CS in a ZIP file package can be downloaded here:
https://docs.oasis-open.org/ubl/cs01-UBL-2.4/UBL-2.4.zip

UBL TC face-to-face meeting in Dublin, September 2023

The UBL Technical Committee successfully concluded it's face-to-face meeting in Dublin in the days of September 26-29, 2023. During this productive meeting, members of the UBL TC discussed and deliberated on key issues related to the future advancements of the UBL standard.

The meeting minutes are available here: https://lists.oasis-open.org/archives/ubl/202310/msg00000.html

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