Given that the new version of the GCP guideline (ICH GCP R3) comes into force on 23.07.2025. members of study teams participating in clinical trials should complete training on the new version of the guideline in the period until the end of 2025. This notification is based on the fact that there are no substantial differences between version R2 and version R3. ICH GCP R3 elaborates on certain parts of the guideline and clarifies them in a detailed and pragmatic way.