1. Transmission system operators shall provide all information referred to in point 3.1.2 and …

(a)

on a website accessible to the public, free of charge and without any need to register or otherwise sign on with the transmission system operator;

(b)

on a regular/rolling basis; the frequency shall be according to the changes that take place and the duration of the service;

(c)

in a user-friendly manner;

(d)

in a meaningful, quantifiably clear, easily accessible and non-discriminatory manner;

(e)

in a downloadable format that has been agreed between transmission system operators and the regulatory authorities – on the basis of an opinion on a harmonised format that shall be provided by ACER – and that allows for quantitative and comparative analyses;

(f)

in consistent units, in particular kWh (with a combustion reference temperature of 298,15 K) shall be the unit for energy content and m3 (at 273,15 K and 1,01325 bar) shall be the unit for volume. The constant conversion factor to energy content shall be provided. In addition to the format above, publication in other units is also possible;

(g)

in the official languages of the Member State and in English;

(h)

all data shall be made available on one Union-wide central platform, established by ENTSOG on a cost-efficient basis.