Gas in storage Exceeding (GIS Exceeding)
Exceed your subscribed storage volumes
Exceed your subscribed storage volumes at an additional cost based on the maximum Gas in Storage exceeding (GIS exceeding) of the concerned gas day.
You pay the maximum hourly excess for the concerned gas day at the firm storage tariff.
Please note that the maximum allowed GIS exceeding is currently set at 106% of the subscribed storage volume as from 2 September 2023.