Inflammatory Bowel Diseases

16th Congress of ECCO, July 2-3 & 8-10, 2021, Virtual

Useful information & addresses

Key dates

June 2, 2020
Call for abstracts
March 10, 2021
Deadline for abstract submission (23:59 CET)
May 05, 2021
Deadline for early registration (23:59 CET)
April 23, 2021
Notification of abstract acceptance
June 16, 2021
Deadline for late registration & activate e-Voucher (after that date, online registration fee applies)
July 2-3 & 8-10, 2021 (CEST)
16th Congress of ECCO 2021
until October 31, 2021
Congress content available on demand

Congress language

The official language of the congress is English. No simultaneous interpretation will be provided.


All registration procedures for the 16th Congress of ECCO will be conducted online.
In case you have any questions, please contact the ECCO Office indicated below.

Certificate of Attendance

All registered delegates can download and print their certificate of attendance in their individual user area in the online registration system after the congress.

CME Certificate

A link to the evaluation form(s) will be sent by email at the end of ECCO'21 Virtual Congress (July 8-10, 2021) and also will be available via the ECCO Portal until September 30, 2021 only.


ECCO is free from all liabilities that may arise from the delegates’ and presenters’ participation at the ECCO Congress 2021 and its activities.

ECCO Office

Ungargasse 6/13
A-1030 Vienna, Austria
+43-1-710 22 42
+43-1-710 22 42-001                                     
This email address is being protected from spambots. You need JavaScript enabled to view it.


The congress business unit of the European Crohn’s and Colitis Organisation has been fully transferred to OCEAiN Ltd., registered and located in Vienna, as assuming congress organiser, fully owned by the European Crohn’s and Colitis Organisation, under the terms of §§ 12 ff. UmgrStG. This structural change is based on the aim of the European Crohn’s and Colitis Organisation to optimise its internal structure.

OCEAiN – Organisation, Congress, Emotion, Association, iNnovation GmbH

Ungargasse 6/13
A-1030 Vienna, Austria
VAT ID Nr: ATU 668 71 334
Austrian Registry of Corporations: FN 372881f
Registered at: Handelsgericht Wien / Vienna Commercial Court

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