Availability CCMO during holiday season

Due to the holiday season, CCMO will be closed on December 26, 2022.  CCMO’s availability is reduced from Tuesday December 27 2022 up to and including Friday December 30 2022. During this period, you are requested to ask your question by email. 

For CTR submissions a winter clock stop is scheduled from December 22 2022 23:59:59 to January 8 2023 00:00:01.

Please keep this in mind when contacting CCMO. During the holiday season it will take longer for CCMO to reply to your question. CCMO email adresses for urgent matters and call-back requests can be found at Contact | About CCMO | The Central Committee on Research Involving Human Subjects

From Monday January 2 2023, CCMO will be fully operational again. CCMO wishes you happy holidays and all the best for 2023!