OMTOS has the following operating and support hours:

• Operating hours
  Access to OMTOS
  On operating days: 7:00 – 18:00 (Frankfurt Time)
• Support hours
  Day of announcement: 8:00 – 18:00 (Frankfurt Time)
  Day of allotment: 7:00 – 16:00 (Frankfurt Time)
  Other operating days: 8:00 – 16:00 (Frankfurt Time)

OMTOS is integrated into the Bundesbank ExtranNet, and OMTOS operating hours are therefore aligned to ExtraNet's operating hours. During operating hours, you can access the statistical analyses of your bids and allotments for completed auctions.

Our Customer Services team is available to answer your questions about OMTOS on business days during the times stated above. Should any problems regarding OMTOS or ExtraNet arise outside of these stated support hours, please send us an e-mail or phone Customer Services (OMTOS) on the next working day.