How Xoserve is supporting the Energy Price Guarantee (EPG)

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A to Z

BDP - data latency issue

About us
About Xoserve

Our role and customers

What we do, who we work with and how we're funded

Information for gas consumers

Advice for gas consumers and who to contact for help

Vision and strategy

Our vision for the future, strategic direction and objectives

Business plan

How we plan our budgets with customers, view our latest plan
Annual review

Get an update on our progress over the last financial year

Customer Support team

Information on our Customer Support team and their constituency sessions

Supplying services to Xoserve

Become an approved supplier, submitting invoices, our code of conduct
Leadership team

Stephanie Ward

Chief Executive Officer

Dave Turpin

Head of Customer, Industry & Regulatory Affairs

Emma Smith

Head of Customer Change

Eve Bradley

Company Secretary and Head of Cross Functional Governance

James Spicer

Head of Finance and Support Services

Chris Dwyer

Head of Contract Management & Procurement
Careers

Why join Xoserve

Enthusiasm, ideas, ambition? Explore a career with us

Vacancies

View our latest vacancies
Products & services
Market entry/exit

Join/exit the gas market

Apply to participate in the gas market and the process for exiting
Data services

UK Link System

Connecting complex industry systems and accessing secure documents

Contact Management Service (CMS)

An online business-to-business service for managing contacts

Gemini System

A suite of online applications for managing the transport of gas

Data Discovery Platform (DDP)

Data visualisations for actionable insight
Gas Enquiry Service (GES)

An online service for accessing details about supply meter points

Information Exchange (IX)

A secure means of exchanging files

SwitchStream

An online tool currently in development to make new switching easier

Gas APIs

API services available to a range of customers
Market participant data

Market Domain Data (MDD)

Understand the market participant process, download the MDD document

Energy Identification Codes (EIC)

Apply for your unique ID in the EU Internal Energy Market (IEM)
DSC support
Data Services Contracts (DSC)

DSC customer support

Update or make changes to your DSC contract, register or change your LSO

DSC extra services

Request specific or additional services under your DSC contract
Change
Gas change

How we manage change

How we facilitate industry change, funding, view ChMC Change Budget

Change forums

Information about change forums
Customer changes

Customer change register

View the progress of customer change proposals

Change packs

Consulting on customer and industry change

Submit a change proposal

The application process for submitting a customer Change Proposal

UK Link releases

View the previous and current changes we’re making to UK Link

Gemini changes overview

An overview of all the current Gemini changes
Investment change

Investment themes

View the industry investment themes outlined in our business plan
Key projects

Switching programme (CSS)

Our involvement in the delivery of Ofgem’s Central Switching Service

Decarbonisation knowledge centre

How we're helping to facilitate the decarbonisation of gas

Retail Energy Code (REC) Change

Delivering faster switching for consumers under a new set of retail arrangements

Contact Management Service (CMS) rebuild

Rebuilding our CMS platform to provide a better user experience for our customers
Decarbonisation
Decarbonising gas

Decarbonisation knowledge centre

How we’re helping to facilitate the decarbonisation of gas
News & updates
News and updates

News

The latest industry news from Xoserve

Events calendar

Manage your diary with our annual events calendar

Live updates

View the latest notifications and status of industry issues

System outages

Our systems maintenance windows and outages
Issues Register

View the status of issues raised by customers
Learning hub
Training and e-learning

Introduction to gas

How the gas industry works

Training sessions

Book an interactive training session

E-learning materials

Learn in your own time with our online e-learning
Product e-learning

Gemini e-learning

Get the best from Gemini with this range of e-learning materials

DDP Shippers e-learning

Make the most of DDP with this e-learning for Shippers

DDP Networks e-learning

Make the most of DDP with this e-learning for Network Operators

Information Exchange (IX) e-learning

E-learning explaining how to set up and use IX
Help centre
Invoices

Invoice type, charges & VAT

Check your invoice with our charging statement documents

File types and formats

Get help with understanding the file formats in your invoice

Supporting information files

How we use level 1 and 2 files to validate your invoice

Energy Price Guarantee (EPG)

Information about how Xoserve is supporting the Energy Price Guarantee
Supply points & metering

Submitting Reads

How to submit reads, understand rejections and replacing a reading

Supply Point Administration (SPA)

Get help with SPA tasks for Shippers, Suppliers, IGTs and DNOs

Annual Quantity (AQ)

Find out your site’s AQ, how AQ is calculated, AQ correction process

M Number creation

How to create an M Number (MPRN) for a live supply point

Non-Standard Sites

Submission templates and response files for unique gas sites
Demand Attribution

Demand Estimation

Demand Estimation parameters and the timetable for producing them

NDM Nominations and Allocations

How we calculate NDM demand and the NDM Nomination Accuracy Report

Unidentified Gas (UIG)

How it’s calculated and shared out, National UIG charts
Support

Raise a support request

Have a process query or technical issue?

Check an existing support request

Find out the status of an existing support request

Shipper and Supplier relationships

Information and processes for Shippers and Suppliers, with regards to their commercial relationships

Contact

Address and directions

Our office address and directions

Make a complaint

Please get in touch so we can help resolve your issue

Xoserve is the Central Data Service Provider for Britain’s gas market

Discover more

Decarb Discussions podcast - Hydrogen Guarantee of Origin scheme

Victoria Mustard and Suki Ferris discuss the Hydrogen Guarantee of Origin scheme.

Listen to the podcast

Energy Price Guarantee (EPG)

We're supporting the gas industry by administering the EPG scheme.

Discover more

Business Plan 2023 - Second Draft

We welcome our customers' views as we continue to develop our Business Plan 2023.

Discover more

Latest news

28 Nov 2022
DeliveringDecarb - November edition
28 Nov 2022
Guest blog: Finding a path to support local energy planning
21 Nov 2022
Decarb Discussions podcast - Hydrogen Guarantee of Origin scheme

More news

Calendar of events

01 Dec 2022
DN Constituency Meeting
02 Dec 2022
IGT Constituency Call
06 Dec 2022
Customer Induction Day

All events

Featured

Annual Review 2021/22

Progress against our strategy and business plan.

Find out more

Customer Change

All Customer Change in one location.

Customer change register

Help and support

Have a process query or technical issue?

Raise a support request

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