Network connections

Find out about the technical requirements that apply to network connections.

As well as information, downloads and we offer you an insight into our network connection conditions and our biogas network connection request procedure.

Minimum technical requirements (MTRs) for connections to the pipeline network of, and gas pressure regulating and metering stations operated by, Open Grid Europe GmbH

Apart from the network connection conditions, the MTRs also includes binding requirements and recommendations for the safe, efficient and cost-effective implementation of technical regulations for the installation, modification and operation of gas pressure regulating and metering systems connected to Open Grid Europe’s pipeline network.


The following technical guidelines have been incorporated into and replaced by the revised MTRs with effect from 20 November 2017:

  • Network connection conditions
  • Minimum technical requirements for gas pressure regulating and metering stations (TMA-GDRM)
  • Minimum technical requirements for measuring equipment as well as data scope and quality for measuring equipment (TMA-Mess)
  • Guideline for gas pressure regulating and metering stations (GL 340-502)
  • Guideline for gas property measuring equipment (GL 340-503)
  • Commissioning of network connections and measuring equipment installed in the pipeline network operated by Open Grid Europe GmbH
  • Network connection conditions for biogas

Minimum technical requirements

 Release 22 June 2018 (only in German)


Technical model contracts

Network interconnection contract

Pursuant to Article 7 of the Gas Network Access Ordinance, network operators have to sign network interconnection contracts with operators of networks to which they are connected via a network interconnection.

The specimen network interconnection contract published by Open Grid Europe is based on the provisions of Section 2 of Part 3 (Articles 26-31) and of Part 5 (Articles 52-62) of the Agreement on Cooperation between Operators of Gas Supply Networks Located in Germany as amended on 29 March 2018 (KoV X), which is attached to the contract as Annex 5 for information.

Annexes 1 to 4 of the network interconnection contract describe in more concrete terms the provisions of Section 2 of Part 3 (Articles 26-31) of the KoV X as provided in Article 26, Section 3 of KoV X.

The supplementary provisions describe, in particular, the exact location of the network interconnections (Annex 1), their combination (where applicable) into exit zones (Annex 4) and the technical framework applicable to the relevant network interconnection and/or the relevant exit zone.  
(only in German)


Network connection contract

This contract governs the connection of a gas plant of a subscriber ('connectee') to the gas supply network of Open Grid Europe at the network connection point. It contains above all provisions governing the operation of, and changes to, the gas pressure regulating and metering station assigned to the network connection point, as well as the exchange of information between the parties to the contract.
(only in German)


Storage connection contract

The standard model of Open Grid Europe's storage connection contract is available as a download for all interested storage operators.
(only in German)


Model metering point contract

Open Grid Europe offers contracts on metering station operation and metering by third parties in accordance with Section 21b of the Energy Industry Act (EnWG) in conjunction with Section 2 (2) of the Metering Access Ordinance (MessZV) and the terms of stipulation BK7-09-001 of the Federal Network Agency. For this purpose Open Grid Europe has published a model contract for electronically read metering points at exit points on the Open Grid Europe network in conformity with Section 9 (1) of the MessZV.
(only in German)


Description metering point operation

Description of services for metering point operation by Open Grid Europe GmbH
Where Open Grid Europe has been commissioned to operate a metering point, it will provide such services in accordance with the published services specification for metering point operation.
(only in German)


Request forms

Reservation requests
Open Grid Europe offers its transportation customers a form for the efficient handling of requests pursuant to Sec. 38 of the Gas Network Access Code. Use of the form is to ensure that Open Grid Europe has all information required for prompt processing of your request available as early as possible.


Biogas network connection request

Minimum information needed to test the connection of a biogas plant to the network of Open Grid Europe GmbH according to Section 41c Paragraph 2 No. 1 of the Gas Network Access Ordinance (GasNZV).
(only in German)