Each end of year, as the main BW master data (about the structure) are not time dependant and to avoid the impact of the new evolution scheduled for next year + to allow to have yearly closing period with the same scope, for some master data, the loading are freeze in the middle of December until end of January.

Process : Finance Data team inform → BW team about the frozen period and BW team update the global filter

See below the audit done on master data :