S.L. 545.34 Art. 2023

In any event, customers subject to existing schemes shall have the possibility at any time to opt for a new scheme that accounts separately for the electricity fed into the grid and the electricity consumed from the grid as the basis for calculating network charges.

(4) Active customers that own an energy storage facility:

(a) shall have the right to a grid connection within a reasonable time after the request, provided that all necessary conditions, such as balancing responsibility and adequate metering, are fulfilled;

(b) shall not be subject to any double charges, including network charges, for stored electricity remaining within their premises or when providing flexibility services to system operators;

(c) are not subject to disproportionate licensing requirements or fees;

(d) may provide several services simultaneously, if technically feasible.