Our key tasks

We are primarily tasked with providing power transmission services, system services and facilitating the energy market. Our core tasks follow from our appointment as grid operator under the Dutch 'Elektriciteitswet' (E-wet) and the German 'Energiewirtschaftsgesetz' (EnWG).


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TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.

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Our grid

TenneT manages the high-voltage grid in the Netherlands and large parts of Germany. TenneT transmits electricity at 110,000 volts (110 kV) and higher. With over 22,000 kilometres of high-voltage lines, we cross borders and connect countries.

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Grid maps

Maps of our onshore and offshore high-voltage grid.

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Electricity market

The energy sector is developing rapidly. The process of European market integration began some years ago. Its purpose is to create a single European market that enables market parties to trade gas and electricity across national borders easily and efficiently.

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Transparency data

We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E. 

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Balancing group contract

Ruling Chamber 6 of the Federal Network Agency specified a uniform standard balancing group contract for the German control areas in the administrative procedure (BK6-06-013) which regulates trading, distribution and grid activities.

Balancing group agreement (109 KB, pdf, 08/09/2016)


 Balancing group agreement Download Download
Balance group contract, annex 2 (54 KB, doc, 05/16/2016)


Balance group contract, annex 2 Download Download
TenneT TSO Contact information (52 KB, doc, 05/23/2016)

TenneT TSO Contact information Download Download

Please contact our BKV team if you would like to conclude a balancing group contract with TenneT TSO GmbH. Here you will find additional information on the process to conclude a contract. TenneT TSO GmbH will draw up the contract after all the required information and documents have been submitted.

TenneT BKV Team

+49 (0)921 50740-4488