Transmission network transparency template

Enagás, as a gas transmission sytem operator, is committed to publishing on the corporate website all the information required in Regulation (EC) No 1775/2005, annex I.

ENTSOG and its members, which include Enagás, have designed the following transparency template including all the information required by the european Regulation, in order to facilitate easier access to gas transmission system.


3.1.2 a) A detailed and comprehensive description of the different services and their chargesServices offered
Our transmission network
Tariffs, tolls and fees for logistic services and Entry/Exit to/From VBP
Tariffs, tolls and fees for national non-localised services
3.1.2 b) u. c) 1. Different transportation contracts and other significant document

Authorization Spanish Gas System:

Balancing portfolio Agreement Resolution

Document of adhesion to the framework agreement for access to Spanish gas system facilities

Connections to our transmission network 
3.1.2 c) Network code / standard conditionsTechnical Management of the Gas System Regulations and detailed protocols
3.1.2 c) 2. Specification of relevant gas quality parametersGas quality
Gas quality specifications
3.1.2 c) 3. Pressure requirementsN/A
3.1.2 c) 4. Procedure in the event of an interruption of interruptible capacityInterruptibily of intra-European connections
Resolution interruptible capacity allocation conditions
3.1.2 d) Harmonised procedures applied when using the transmission system, including the definition of key termsNGTS and Protocols
Procedures and protocols
3.1.2 e) Provisions on capacity allocation, congestion management and anti-hoarding and reutilisation procedures

Circular 1/2013 Congestiones Intraeuropeas

Regulation 715/2009

Coordinated offer and allocation of capacity in European International Connections
3.1.2 f) Rules applicable for capacity trade on the secondary market vis-à-vis the transmission system operatorSecondary capacity market in intra-European connections
Secondary market Spanish Gas System
3.1.2 g) Rules on balancing and methodology for the calculation of imbalance chargesTransmission network balancing rules
Methodology for calculating daily imbalance tariffs
3.1.2. h) Flexibility and tolerance levels included in transportation and with additional charges

NGTS and Protocols



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
Map of Enagás Transporte infrastructures
Enagás transmission network
Relevant points list
3.1.2 j) Rules applicable for connection to the system  RD 1434/2002
Connections to end consumers (PCLD)
Connections to transmission network (PCTT)
Connections to distribution network (PCTD)
Renewable gases connections to network (Green Link)
3.1.2 k) Information on emergency mechanismsNGTS-11
Operation notes
Infrastructure incidents (Enagás)
3.1.2 l) Procedures agreed at interconnection points (if relevant) relating to interoperability of the network, agreed procedures on nomination and matching procedures and other agreed procedures that set out provisions in relation to gas flow allocations and balancing

Regulation Summary


VIP Ibérico

VIP Pirineos

3.1.2 m) Description of the methodology and process used to calculate the technical capacity



3.3. (4), (5) Capacities, nominations and renominations, actual physical flows, gross calorific valuesPermissible ranges
Capacities in the transmisión network

Spanish Gas System Protocols


System Operation Plan
3.3. (1) f) Planned and actual interruptionsInfrastructure incidents 
Operation notes
3.3. (1) g) Planned and unscheduled interruptionsEnagás Infrastructure Maintenance Plan
Annual System Maintenance
Infrastructure Unavaiability (UMM Entsog)
3.4 (1) u. (2) Information on secondary tradingSecondary capacity market in intra-European connections
Secondary market Spanish Gas System
3.4 (3) Balancing services Gas markets
3.4 (4) Further flexibility service of TSO; here OFCN/A
3.4 (5) Amount of gas in the transmission system and the forecastPhysical status of the System
3.4 (6) User-friendly instruments for calculating tariffsTariffs simulator