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

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Offshore Outlook 2050

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

To Offshore Outlook 2050
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. 

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


In order to use the obtained capacity in an auction performed by JAO, please note the following.

About JAO

  • In order to obtain capacity in a JAO Auction, a market participant must be registered at JAO (this also applies to Shadow Auctions). Details on the registration and regulation can be found in the Long Term Harmonized Auction Rules (published in the Resource center section of the JAO website. The fallback procedure for allocation of day-ahead capacity ("Shadow Auction Rules"), as referred to in article 12.16 in the Dutch grid code ("Netcode elektriciteit") can also be found in the Resource center section of the JAO website.
  • In order to assure that obtained capacity can actually be used by means of sending nominations to the TSO a Notifications of Use of Capacity (N.U.C.) must  be handed over to TenneT. You can find the N.U.C.. on the download section of  TenneT's website. This form have to be filled in, signed, scanned in and sent to operationalsettlement(at)tennet.eu.

Time schedule

The N.U.C. must have been received by TenneT no later than two working days before the day to which the capacity relates (in line with the timings as set forth in of the Harmonized Auction Rules).    


  • The Interconnector Trade Responsible (ITR) must be a Certified Balance Responsible party when acting on the Dutch end of an interconnector or possess a recognition as Access Responsible Party when acting on the Belgium end of an interconnector or have entered into a Bilanzkreisvertrag when acting on the German end of an Interconnector with the German Party concerned (TenneT or Amprion), or hold a Balance Responsible Agreement with Statnett when acting on the Norwegian side.
  • The ITR s must nominate the import or export programme on their side of the border to the concerned TSO.
  • The ITR s must have a different EAN-code. This means that every ITR must have a unique EAN code of the country in which they are a certified Balance Responsible Party (Netherlands), Bilanzkreisvertrag (Germany) or an Access Responsible Party (Belgium), a Balance Responsible Party (Norway).

Information about the EAN code



Notification of use of capacity (267 KB, doc, 24/07/19)

Notification of use of capacity Download Download


Programme responsible parties

At the end of every day, the programme responsible parties measure their actual electricity production or consumption and report this to TenneT.

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BRP Register

Register of acknowledged parties having balance responsibility.

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History BRP register

History of the register of acknowledged parties having balance responsibility.

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