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).

Explore our key tasks


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 around 23,500 kilometres of high-voltage lines, we cross borders and connect countries.

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Offshore 2030

By 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.

To Offshore 2030
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.

Explore the electricity market

Transparency data

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

To transparency pages

Our vision is to be one of the most transparent Transmission System Operators (TSO) in Europe and thereby creating value for society. In this Energy Insights section we present selected energy related topics and show data, information and valuable insights. 



Facts & figures related to TenneT facilitating the market can be found here.

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TenneT is a leading European electricity transmission system operator (TSO), with activities in the Netherlands and in Germany. We strive to ensure a reliable and uninterrupted supply of electricity in our high-voltage grid for some 42 million people.

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We are TenneT

Meet us

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, 09/08/16)


 Balancing group agreement Download Download
Balance group contract - Contact data BKV (55 KB, docx, 14/05/20)


Balance group contract - Contact data BKV Download Download
Balance group contract - Contact data ÜNB (14 KB, pdf, 20/01/21)

Balance group contract - Contact data ÜNB Download Download
Neuer Standard-Bilanzkreisvertrag (104 KB, PDF, 20/12/19)

gültig ab 01.08.2020

Neuer Standard-Bilanzkreisvertrag Download Download
New Balancing Group Contract (705 KB, PDF, 20/12/19)

valid from 01.08.2020

New Balancing Group Contract Download Download
FAQ (100 KB, pdf, 24/03/20)

Neuer Bilanzkreisvertrag ab 01.08.2020

FAQ Download Download
Umsetzungsleitfaden Urgent-Call (60 KB, pdf, 24/03/20)

Umsetzungsleitfaden Urgent-Call 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.