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Transparency Information

The following overview shows where ONTRAS provides the information to be published pursuant to the Gas Network Access Ordinance (GasNZV) and Annex 1 of EU Regulation no. 715/2009.

Art. 18 (4)relevant network points of ONTRASlist of relevant network points 
Art. 19 (4)Gas storage dataGas storage data

Annual Maintenance    

Planned Maintenances 2021

Planned Maintenances 2022

3.1.2 a)

A detailed and comprehensive description of the different services and their charges

3.1.2 b) u. c) 1.

Different transportation contracts and other significant documents

3.1.2 c)

Network code / standard conditions

3.1.2 c) 2.

Specification of relevant gas quality parameters

3.1.2 c) 3.

Pressure requirements


3.1.2 c) 4.

Procedure in the event of an interruption of interruptible capacity

Network Access Conditions
3.1.2 d)

Harmonized procedures applied when using the transmission system, including the definition of key terms    Cooperation Agreement    

Network Access Conditions

3.1.2 e)

Provisions on capacity allocation, congestion management and anti-hoarding and reutilization procedures    Network Access Conditions

Network Access Conditions

3.1.2 f)

Rules applicable for capacity trade on the secondary market vis-à-vis the transmission system operator

Network Access Conditions

3.1.2 g)

Rules on balancing and methodology for the calculation of imbalance charges

publishment by gaspool

publishment by Trading Hub Europe

3.1.2 h)

Flexibility and tolerance levels included in transportation and with additional charges

publishment by gaspool

publishment by Trading Hub Europe

3.1.2 i)

Detailed description of the gas system of TSO and its relevant points of interconnection / names of the operators of the interconnected systems or facilities


3.1.2 j)

Rules applicable for connection to the system

Network Access
3.1.2 k)

Information on emergency mechanisms    

Network Access Conditions

Emergency hotline

3.1.2 l)Für Kuppelstellen vereinbarten und Interoperabilität betreffende Verfahren (falls relevant), Verfahren für Nominierung und Matching, sonstige Verfahren für Allokation und Mengenabweichungen einschließlich verwendeter Methoden


Technical rules worksheet G2000

EASEE-Gas rules


Trading Hub Europe

3.1.2 m)

Description of the methodology and process used to calculate the technical capacity

Technical capacity calculation
(1) a)–k) ,3.3. (4), (5)

Capacities, nominations and renominations, actual physical flows, gross calorific values


3.3. (1) f)

Planned and actual interruptions of interruptible capacities


3.3. (1) g)

Planned and unscheduled interruptions of firm capacities


3.4 (1) u. (2)

Information on secondary trading


3.4 (3)

Balancing services


Trading Hub Europe

3.4. (4)

Further flexibility service of TSO

Network Access Conditions
3.4. (5)The actual and forecast gas volume in the network


3.4. (6)

User-friendly instruments for calculating tariffs

information of network tariffs/ download tariff structure
Art. 3Auction CalenderAuction Calender