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, BelgiumProjectathon #4:
15 - 17 May 2024
“A marathon of peer-to-peer interoperability and compliance tests in a structured environment”
Revisit past events
Browse past events
Online eventImplementers Café #9:
26 March 2024
“Looking back and moving forward: Reflecting on the lessons learned ahead of May’s Projectathon”
Brussels, Belgium#2 OOTS Accelerator Event 2024:
21 - 22 March 2024
“This hybrid event aims to accelerate technical readiness of Member States’ national infrastructure.”
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.”
Online eventImplementers Café #8:
27 February 2024
“Engaging Competent Authorities and implementers in OOTS Accelerators and Projectathons in 2024”
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.