DSC extra services

Defined in the DSC, extra services are the essential services for the GB gas industry.

Page contents

    Accessing Extra Services

    Service Charges can be found in Appendix B of the Annual Charging Statement.

    Service request forms

    When you are ready to request any Specific Services, please submit a Service Request Form:

    Service request change forms

    A change to Code Services, whether it is the introduction of a new service or an amendment of an existing one, can be made.

    The Uniform Network Code (UNC) modification process on the Joint Office website provides guidance.

    These forms can be used to:

    • propose changes to the conditions of a relevant service
    • propose changes to the service schedules of the relevant service
    • propose amendments to the current services
    • propose new services to the schedule

    If you have any questions about requesting a service or require any help, please submit an enquiry via Help and Support


    Local Security Officer (LSO) request and systems access

    Your LSO is the first point of contact for all system registration or security access issues.

    Register or change your LSO

    This LSO Registration Form should be used if you want to register, change or deregister an LSO.

    The LSO is responsible for submitting all Portal requests using the Portal Access Form.

    Gemini requests

    To get access to Gemini, please read the Gemini User Role Descriptions information first. Once you have decided on the correct user roles, the LSO can complete and return the Gemini Access Form.


    Independent Gas Transporter (IGT) accession notices

    You can let our Customer Life Cycle Team know when a gas shipper joins your network with this request form.


    Energy Identification Codes (EIC) for gas

    The Energy Identification Code (EIC) scheme allows organisations operating in the energy market to trade. We are the Local Issuing Office (LIO) for the GB gas market and handle all EIC requests.


    Related links

    DSC Support

    If you have any questions about DSC services, raise a support request.

    Raise a support request