At its 54th session the TAC established a subgroup to review ECMWF's Key Performance Indicators (KPIs). Anne-Cecilie Riiser (Norway) was nominated as Convener.

The terms of reference of the TAC subgroup on KPIs are as follows:

• To review the current Key Performance Indicators for ECMWF’s services, in the context of the ECMWF Strategy

• If appropriate, to recommend updated Key Performance Indicators, addressing the requirements of the Member and Co-operating States