EventsEvents calendar
Register for webinars and other events exploring the benefits of the Once-Only Technical System and its development.
Upcoming events
Browse upcoming events
Brussels, BelgiumBoosting the EU Single Market: Towards the Single Digital Gateway 2.0
19 March 2024
“An event brought to you by the European Commission under the patronage of the 2024 Belgian Council Presidency.”
Revisit past events
Browse past events
Brussels, BelgiumOOTS Go-Live Accelerator event:
11 - 12 December 2023
“This hybrid event aims to accelerate the transition from the testing phase of the project to the operational phase of the system.”
Online eventImplementers Café #7:
07 November 2023
“Projectathon debrief & Accelerator event”
Brussels, BelgiumProjectathon #3:
18 - 20 October 2023
“The third OOTS Projectathon takes place in October, just two months before the legal deadline and so comes at a critical point in Europe’s Once-Only journey.”
Brussels, BelgiumProjectathon #2:
14 - 16 June 2023
“The second OOTS Projectathon takes place in June, providing a valuable moment when national implementation teams can perform interoperability tests prior to the summer recess.”
Online eventImplementers Café #5:
05 May 2023 | 09:30 - 12:30
“OOTS Preview Space and Projectathon Debrief”
Brussels, BelgiumProjectathon #1:
19 - 21 April 2023
“The first OOTS Projectathon brought together participants and observers to perform key tests on their national Once-Only Technical System implementations, ahead of the June and October sessions”
Online eventImplementers Café #4:
21 February 2023 | 09:30 - 12:30
“Projectathon preparation and 'Once-Only' Common Services”
Online eventImplementers Café #3:
31 January 2023 | 09:30 - 12:15
“eID and OOTS Projectathon Registration”
Online eventThe Once-Only Technical System: A hands-on guide to eDelivery
26 January 2023 | 10:00 - 12:15
Online eventImplementers Café #2:
13 December 2022 | 14:30 - 17:00
“eDelivery & OOTS Projectathon Process”
Online eventImplementers Café #1:
24 November 2022 | 9:30 - 12:15
“Once-Only Technical System Guidance and Projectathon Introduction”
Projectathon Playbook
The Projectathon Playbook provides a detailed overview of the Projectathon events organized for teams across the Member States willing to test their system before the go-live of the Once-Only Technical System.