With Prisma Release 10.0, which is scheduled for 23 November 2020, the following reports that currently contain no data will be decommissioned.
CC711- Current Liquidating Margin
CC745 - Additional Margin
CC780 - Security/Cash Risk Position
Further documentation can be found in the Eurex Clearing Member Section under the following path: Risk & Collateral Management > Eurex Clearing Prisma > Documents & Circulars