Congress starts in:

Welcome to 25th IUCr Congress

Welcome to 25th IUCr Congress website.

The 25th IUCr Congress has been postponed to the August 2021. The full registration has been stopped for now, pre-registration in Conftool continues.


Registration system has stopped.

Registration system has stopped.

You can still create an account in the registration system, if your are going to attend the congress or submit an abstract.

Exhibition floor plan

Exhibition floor plan

See places available for exhibiton.

Programme is ready

Programme is ready

Keynote speakers are confirmed

See the latest version of the programme and set your personal agenda to help organisers reserve a room with sufficient capacity.