Publications library

The Ofgem Publications library lists all our publications from 1998 to today.

You can filter the library results by date, information type and policy area to help find the publication you want.

DateTitleInformation type(s)Policy area(s)
30/03/2017Infographic: Bills, prices and profits
  • Data and statistics
  • Electricity - retail markets
  • Gas - retail markets
30/03/2017Infographic: Promoting a sustainable energy future
  • Data and statistics
  • Electricity - offshore transmission
  • Environmental programmes
  • ECO
  • Domestic RHI
  • Non-Domestic RHI
  • FIT
  • REGO
  • RO
  • CCL
  • WHD
  • GER
30/03/2017Infographic: Energy company performance
  • Data and statistics
  • Corporate information
29/03/2017Forward Work Programme 2017-18
  • Decisions
  • Business consumers
  • Corporate information
  • Domestic consumers
  • Electricity - distribution
  • Electricity - offshore transmission
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Enforcement
  • Environmental programmes
  • ECO
  • Domestic RHI
  • Non-Domestic RHI
  • FIT
  • REGO
  • RO
  • CCL
  • WHD
  • GER
  • Gas - distribution
  • Gas - retail markets
  • Gas - transmission
  • Gas - wholesale markets
  • Licences, codes and standards
28/03/2017ECO2t Deemed scores
  • Guidance
  • Environmental programmes
  • ECO
28/03/2017Energy Company Obligation monthly update: Issue 21 – March 2017
  • Guidance
  • Environmental programmes
  • ECO
28/03/2017Open letter to MRA and SPAA Executive Committees regarding Erroneous Transfers
  • Open letters & correspondence
  • Electricity - retail markets
  • Gas - retail markets
28/03/2017Mattina Limited – Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
28/03/2017Energy Assets Power Networks Ltd Proposed Safety and Security of Supplies Enquiry Service Statement
  • Decisions
  • Electricity - distribution
  • Licences, codes and standards
28/03/2017ECO2t Social housing E, F and G declaration
  • Guidance
  • Environmental programmes
  • ECO
27/03/2017Feed-in Tariff (FIT): Queued capacity report for ROO-FIT and standalone deployment caps in tariff period 1, 2017
  • Data and statistics
  • Environmental programmes
  • FIT
27/03/2017Latest Ofgem Approved Meter Installers (OAMI) list
  • Guidance
  • Electricity - retail markets
  • Gas - retail markets
27/03/2017Feed-in Tariff (FIT): Weekly deployment update (Tariff period 1, 2017)
  • Data and statistics
  • Environmental programmes
  • FIT
24/03/2017Energy Assets Power Networks Limited - Notice of grant of an electricity distribution licence
  • Decisions
  • Licences, codes and standards
24/03/2017Balancing and Settlement Code P350: Introduction of a seasonal Zonal Transmission Losses scheme
  • Decisions
  • Licences, codes and standards
24/03/2017Approval of updated form of Smart DCC Ltd’s Charging Statement for Service Charges
  • Decisions
  • Electricity - retail markets
  • Gas - retail markets
24/03/2017ScottishPower (SCPL) Limited - Notice of revocation of an electricity generation licence
  • Decisions
  • Licences, codes and standards
24/03/2017ScottishPower (DLC) Limited - Notice of revocation of an electricity generation licence
  • Decisions
  • Licences, codes and standards
23/03/2017Electricity generation under Renewables Obligation reached 23.4% in 2015-16
  • Press releases
  • Environmental programmes
  • RO
23/03/2017Gwynt y Mor OFTO plc – Decision on exceptional event claim
  • Decisions
  • Electricity - offshore transmission
  • Licences, codes and standards
23/03/2017Notice proposing modifications to the Regulatory Instructions and Guidance (RIGs) for RIIO-GD1 (version 4.0)
  • Consultations & responses
  • Gas - distribution
23/03/2017Statutory consultation on amendments to the Capacity Market Rules 2014
  • Consultations & responses
  • Electricity - wholesale markets
22/03/2017MPR: Statutory Consultation on modifications to the ET1 & GT1 PCFMs
  • Consultations & responses
  • Electricity - transmission
  • Gas - transmission
22/03/2017Uniform Network Code (UNC) 597: Rules for the release of incremental capacity at Interconnection Points
  • Decisions
  • Licences, codes and standards
22/03/2017Renewables Obligation (RO) Annual Report 2015-16
  • Reports & plans
  • Environmental programmes
  • RO
22/03/2017Biomass Sustainability Dataset 2015-16
  • Data and statistics
  • Environmental programmes
  • RO
22/03/2017Response to ECO2t consultation part two
  • Consultations & responses
  • Environmental programmes
  • ECO
22/03/2017List of all gas licensees with registered or service addresses
  • Data and statistics
  • Licences, codes and standards
22/03/2017List of all electricity licensees with registered or service addresses
  • Data and statistics
  • Licences, codes and standards
21/03/2017Notice proposing modifications to the Regulatory Instructions and Guidance (RIGs) for RIIO-GT1 (version 4.1)
  • Consultations & responses
  • Gas - transmission
21/03/2017Easy guide to applying for the Non-Domestic RHI
  • Guidance
  • Environmental programmes
  • Non-Domestic RHI
21/03/2017ECO Reporting Working Group: ECO2t Standardised templates
  • Guidance
  • Environmental programmes
  • ECO
21/03/2017Decision on changes to The Gas and Electricity (Consumer Complaints Handling Standards) Regulations 2008
  • Decisions
  • Electricity - distribution
21/03/2017Low Carbon Networks Fund – amendments to Western Power Distribution’s FLEXDGRID project
  • Decisions
  • Electricity - distribution
21/03/2017Non-Domestic RHI Main Guidance
  • Guidance
  • Environmental programmes
  • Non-Domestic RHI
21/03/2017RHI Register External User Guide
  • Guidance
  • Environmental programmes
  • Non-Domestic RHI
20/03/2017Panda Power Limited - Notice of grant of a gas shipper licence
  • Decisions
  • Licences, codes and standards
20/03/2017Cleanreturns Limited - Notice of revocation of an electricity supply licence
  • Decisions
  • Licences, codes and standards
17/03/2017Tulip Energy Supply Limited - Notice of application for a gas shipper licence
  • Licence applications
  • Licences, codes and standards
16/03/2017ECO2t Help to heat group guidance note
  • Guidance
  • Environmental programmes
  • ECO
16/03/2017ECO2t Open letter: Standards of installation for room-in-roof insulation
  • Open letters & correspondence
  • Environmental programmes
  • ECO
16/03/2017ECO2t FAQs for domestic consumers
  • Guidance
  • Environmental programmes
  • ECO
16/03/2017ECO2t Electric storage heater assessment checklist
  • Guidance
  • Environmental programmes
  • ECO
16/03/2017ECO2t Boiler Assessment Checklist
  • Guidance
  • Environmental programmes
  • ECO
16/03/2017ECO2t HHCRO Templates to evidence private domestic premises
  • Guidance
  • Environmental programmes
  • ECO
16/03/2017ECO2t Address formatting guidance note
  • Guidance
  • Environmental programmes
  • ECO
16/03/2017Decision on margin and incentives for DCC's role within the Transitional Phase of the Switching Programme
  • Consultations & responses
  • Decisions
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Gas - distribution
  • Gas - retail markets
15/03/2017Publication of supplementary modelling report on CMP264/265 minded to decision and optional workshop to discuss report
  • Open letters & correspondence
  • Reports & plans
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Licences, codes and standards
15/03/2017Agenda of the Gas and Electricity Markets Authority - 16 March 2017
  • Agendas, minutes and presentations
  • Corporate information
15/03/2017Spreading the costs of networks fairly
  • News and blogs
  • Electricity - distribution
  • Electricity - transmission
15/03/2017Payments to suppliers over £25,000: February 2017
  • Data and statistics
  • Corporate information
15/03/2017Factsheet: Tariffs and payments for the Domestic RHI
  • Factsheets
  • Environmental programmes
  • Domestic RHI
14/03/2017SCMI Limited - Notice of grant of a gas shipper licence
  • Decisions
  • Licences, codes and standards
14/03/2017The Energy Support Bureau Limited - Notice of grant of an electricity supply licence
  • Decisions
  • Licences, codes and standards
14/03/2017Tomorrow's consumers
  • News and blogs
  • Corporate information
14/03/2017Renewables Obligation: Guidance on closure of the scheme in England, Scotland and Wales
  • Guidance
  • Environmental programmes
  • RO
14/03/2017Northern Ireland Renewables Obligation: Guidance on closure of the scheme
  • Guidance
  • Environmental programmes
  • RO
14/03/2017Ofgem’s Future Insights paper 4 - The futures of domestic energy consumption
  • Reports & plans
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - offshore transmission
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Enforcement
  • Environmental programmes
  • ECO
  • Domestic RHI
  • Non-Domestic RHI
  • FIT
  • REGO
  • RO
  • CCL
  • WHD
  • GER
  • Gas - distribution
  • Gas - retail markets
  • Gas - transmission
  • Gas - wholesale markets
  • Licences, codes and standards
14/03/2017Code modification/modification proposals with Ofgem for decision - indicative timetable
  • Data and statistics
  • Licences, codes and standards
14/03/2017Feed-in Tariff (FIT): quarterly report – Issue 27
  • Data and statistics
  • Environmental programmes
  • FIT
14/03/2017Notice proposing modifications to the Regulatory Instructions and Guidance (RIGs) for RIIO-ET1 (version 4.0)
  • Consultations & responses
  • Data and statistics
  • Guidance
  • Electricity - transmission
13/03/2017Enhanced Pre-Qualification Document for Tender Round 5 (Group 2)
  • Guidance
  • Electricity - offshore transmission
13/03/2017TR5 Generic Preliminary Information Memorandum (Group 2)
  • Guidance
  • Electricity - offshore transmission
13/03/2017Targeted Charging Review: A consultation
  • Consultations & responses
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - transmission
  • Licences, codes and standards
13/03/2017Generic OFTO Licence and Guidance for TR5 (Group 2)
  • Guidance
  • Electricity - offshore transmission
13/03/2017International review of cost recovery issues: A report by CEPA and TNEI
  • Reports & plans
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - transmission
  • Licences, codes and standards
13/03/2017Ofgem opens tenders for links to the Galloper and Walney Extension offshore wind farms
  • Press releases
  • Business consumers
  • Corporate information
  • Electricity - transmission
  • Licences, codes and standards
10/03/2017Kincardine Offshore Windfarm Limited - Notice of application for an electricity generation licence
  • Licence applications
  • Licences, codes and standards
10/03/2017Fuel Poor Network Extension Scheme: Update to the eligibility criteria due to changes to ECO
  • Open letters & correspondence
  • Gas - distribution
10/03/2017Marigold Energy Supply Limited - Notice of application for a gas supply licence
  • Licence applications
  • Licences, codes and standards
10/03/2017Greater Gabbard Offshore Winds Limited - Notice of revocation of an electricity generation licence
  • Decisions
  • Licences, codes and standards
10/03/2017Decision to reduce Minimum Rough Capacity and Additional Space for the 2017/18 Storage Year
  • Decisions
  • Gas - wholesale markets
09/03/2017Switching Programme Delivery Group - Meeting 6
  • Agendas, minutes and presentations
  • Electricity - retail markets
  • Gas - retail markets
09/03/2017Switching Programme Delivery Group - Meeting 5
  • Agendas, minutes and presentations
  • Electricity - retail markets
  • Gas - retail markets
09/03/2017Switching Programme Delivery Group - Meeting 4
  • Agendas, minutes and presentations
  • Electricity - retail markets
  • Gas - retail markets
09/03/2017Supplier Cost Index - previous updates
  • Data and statistics
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
09/03/2017Supplier Cost Index: Methodology
  • Data and statistics
  • Guidance
  • Electricity - retail markets
  • Electricity - wholesale markets
  • Gas - retail markets
  • Gas - wholesale markets
08/03/2017Lessons Learned on Sales and Marketing
  • Investigations
  • Domestic consumers
  • Enforcement
08/03/2017Prozana Limited - Notice of application for a gas supply licence
  • Licence applications
  • Licences, codes and standards
08/03/2017Connection and Use of System Code CMP272: Aligning Condition C5 and C10 of the CUSC to the licence changes introduced by the Code Governance Review Phase 3
  • Decisions
  • Licences, codes and standards
08/03/2017Renewables Obligation Certificate (ROC) Issue Schedule 2017-2018
  • Guidance
  • Environmental programmes
  • RO
07/03/2017Supply Point Administration Agreement Change Proposals CP16/327: Revision and Implementation of the Gas Theft Detection Incentive Scheme and CP16/337: Movement to Leads-based theft incentive scheme
  • Decisions
  • Licences, codes and standards
07/03/2017GSR018/GC0077: Sub-synchronous oscillations
  • Decisions
  • Licences, codes and standards
07/03/2017Decision to remove the Supplemental Balancing Reserve and Demand Side Balancing Reserve cost recovery arrangements for 2017/18
  • Decisions
  • Electricity - wholesale markets
06/03/2017Imagining tomorrow's low-carbon electricity system
  • News and blogs
  • Electricity - distribution
03/03/2017Consultation on proposed approach to cost recovery in relation to Capacity Allocation and Congestion Management mechanisms for electricity interconnectors
  • Consultations & responses
  • Electricity - transmission
03/03/2017Network Asset Secondary Deliverables Rebasing Consultation
  • Consultations & responses
  • Electricity - distribution
03/03/2017Notice proposing modifications to the Regulatory Instructions and Guidance (RIGs) for RIIO-ED1 (version 3.0)
  • Consultations & responses
  • Electricity - distribution
03/03/2017Future of Retail Market Regulation stakeholder workshop – 28 February 2017
  • Agendas, minutes and presentations
  • Business consumers
  • Domestic consumers
  • Electricity - retail markets
  • Enforcement
  • Gas - retail markets
  • Licences, codes and standards
03/03/2017Decision to grant derogations to Western Power Distribution for distribution use of system charges in 2017/18 and 2019/20
  • Decisions
  • Business consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Enforcement
03/03/2017List of Eligible Suppliers for the Supplier Market Access rules
  • Guidance
  • Electricity - wholesale markets
02/03/2017Energy complaints fall by a third in 2016
  • Press releases
  • Business consumers
  • Corporate information
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
01/03/2017Final Proposals for electricity System Operator incentives from April 2017
  • Consultations & responses
  • Electricity - wholesale markets
01/03/2017Balancing and Settlement Code P351: Align the BSC with the changes to the SCR requirements
  • Decisions
  • Licences, codes and standards
01/03/2017Gas and Electricity Licence Application Forms
  • Licence applications
  • Licences, codes and standards
01/03/2017Decision to send back UNC593 and iGT095
  • Decisions
  • Licences, codes and standards
01/03/2017Six bidders shortlisted in tender for three offshore transmission links
  • Press releases
  • Electricity - transmission
01/03/2017Ofgem proposes lower payments for embedded generators to reduce costs for consumers
  • Press releases
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Licences, codes and standards
01/03/2017Embedded Benefits: Consultation on CMP264 and CMP265 minded to decision and draft Impact Assessment
  • Consultations & responses
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Licences, codes and standards
28/02/2017DCC Price Control Decision: Regulatory Year 2015/16
  • Decisions
  • Electricity - retail markets
  • Gas - retail markets
28/02/2017ECO2t: Notifying a supplier of a decision to refuse or revoke approval of a measure
  • Guidance
  • Environmental programmes
  • ECO
28/02/2017ECO2t appropriate guarantees
  • Guidance
  • Environmental programmes
  • ECO
28/02/2017ECO2t: Pre-existing loft insulation declaration
  • Guidance
  • Environmental programmes
  • ECO
28/02/2017Feed-in Tariffs: Webinar on applying for preliminary accreditation
  • Guidance
  • Environmental programmes
  • FIT
28/02/2017Domestic Renewable Heat Incentive Quarterly Report - Issue 11
  • Reports & plans
  • Environmental programmes
  • Domestic RHI
28/02/2017Decision on UK Power Distribution Limited’s Safety and Security of Supplies Enquiry Service Statement
  • Decisions
  • Electricity - distribution
  • Licences, codes and standards
27/02/2017Energy Company Obligation monthly update: Issue 20 – February 2017
  • News and blogs
  • Environmental programmes
  • ECO
27/02/2017Battery Energy Storage Services 4 Limited - Notice of grant of an electricity generation licence
  • Decisions
  • Licences, codes and standards
27/02/2017Minnygap Energy Limited - Notice of grant of an electricity generation licence
  • Decisions
  • Licences, codes and standards
27/02/2017Why energy consumers are voting with their feet
  • News and blogs
  • Domestic consumers
27/02/2017Utility Distribution Networks Ltd’s proposed Safety and Security of Supplies Enquiry Service Statement
  • Decisions
  • Electricity - distribution
  • Licences, codes and standards
27/02/2017Switches up by nearly 30% as millions go ‘energy shopping’
  • Press releases
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
24/02/2017Consultation: Proposed direction to treat certain services in relation to the Central Data Service Provider as Excluded Services from 1 April 2017
  • Consultations & responses
  • Gas - distribution
  • Gas - transmission
  • Licences, codes and standards
24/02/2017Notice under the Electricity (Competitive Tenders for Offshore Transmission Licences) Regulations 2015
  • Guidance
  • Electricity - offshore transmission
24/02/2017Renewables Obligation (RO) buy-out price and mutualisation ceilings for 2017-18
  • Guidance
  • Environmental programmes
  • RO
24/02/2017Prepayment price cap - reporting template and FAQ
  • Guidance
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
24/02/2017Minutes of the Gas and Electricity Markets Authority - 15 December 2016
  • Agendas, minutes and presentations
  • Corporate information
24/02/2017What do energy networks do for you?
  • News and blogs
  • Electricity - transmission
  • Gas - transmission
24/02/2017RIIO electricity transmission annual report 2015-16
  • Reports & plans
  • Electricity - transmission
24/02/2017RIIO electricity distribution annual report 2015-16
  • Reports & plans
  • Electricity - distribution
24/02/2017RIIO gas distribution annual report 2015-16
  • Reports & plans
  • Gas - distribution
24/02/2017RIIO gas transmission annual report 2015-16
  • Reports & plans
  • Gas - transmission
24/02/2017Ofgem reduces National Grid’s spending allowances for its transmission price controls
  • Press releases
  • Electricity - distribution
  • Electricity - transmission
  • Gas - distribution
  • Gas - transmission
24/02/2017Consultation on mid-period review parallel work
  • Consultations & responses
  • Electricity - distribution
  • Electricity - transmission
  • Gas - distribution
  • Gas - transmission
24/02/2017Mid-period review decision
  • Decisions
  • Electricity - distribution
  • Electricity - transmission
  • Gas - distribution
  • Gas - transmission
23/02/2017Utility Distribution Networks Limited - Notice of grant of an electricity distribution licence
  • Decisions
  • Licences, codes and standards
23/02/2017Authority decision to "send back" CUSC modification proposal CMP261
  • Decisions
  • Licences, codes and standards
23/02/2017Amendments to the ownership unbundling requirements of the Gas Act 1986 and the Electricity Act 1989
  • Open letters & correspondence
  • Electricity - offshore transmission
  • Electricity - transmission
  • Gas - transmission
22/02/2017Second open letter on migration of consumers in profile classes 5-8 to half hourly settlement under P272
  • Open letters & correspondence
  • Electricity - retail markets
21/02/2017Debt Assignment Protocol: CMA remedy implementation
  • Open letters & correspondence
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
21/02/2017FAQs for the Warm Home Discount scheme
  • Guidance
  • Environmental programmes
  • WHD
21/02/2017Open letter on the European Union Network Code on harmonised transmission tariff structures for gas (TAR NC)
  • Open letters & correspondence
  • Gas - distribution
  • Gas - transmission
  • Gas - wholesale markets
  • Licences, codes and standards
21/02/2017CMA Restricted Meters (RM) Remedy: communication with RM customers
  • Open letters & correspondence
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
20/02/2017Feed-in Tariffs: Draft guidance on sustainability criteria and feedstock restrictions
  • Guidance
  • Environmental programmes
  • FIT
20/02/2017 iGT095: Provision of access to Domestic Consumer data for Price Comparison Websites and Third Party Intermediaries - decision on urgency
  • Decisions
  • Licences, codes and standards
20/02/2017Uniform Network Code UNC602/a and Independent Gas Transporter iGTUNC 092/a: Implementation of Non-Effective Days and Variant Non-Business Days for Project Nexus Implementation
  • Decisions
  • Licences, codes and standards
17/02/2017Application guidance for the Electricity Distribution Innovation Roll-out Mechanism (IRM)
  • Guidance
  • Electricity - distribution
17/02/2017Decision on the Congestion Income Distribution Methodology
  • Decisions
  • Electricity - wholesale markets
17/02/2017Ofgem Procurement of a service provider for the allocation of voluntary redress payments
  • News and blogs
  • Enforcement
16/02/2017Mattina Ltd - Notice of application for a gas supply licence
  • Licence applications
  • Licences, codes and standards
16/02/2017Exploring local energy: A regulator's perspective
  • News and blogs
  • Electricity - distribution
  • Gas - distribution
15/02/2017Switching: the future is... bot?
  • News and blogs
  • Domestic consumers
15/02/2017Agenda of the Gas and Electricity Markets Authority - 16 February 2017
  • Agendas, minutes and presentations
  • Corporate information
15/02/2017Energy Company Obligation (ECO) Monitoring Report (April–June 2016)
  • Reports & plans
  • Environmental programmes
  • ECO
15/02/2017National Gas and Power Ltd - Notice of application for a gas supply licence
  • Licence applications
  • Licences, codes and standards
15/02/2017Greater Gabbard Offshore Winds Limited - Notice of application for an electricitry generation licence
  • Licence applications
  • Licences, codes and standards
15/02/2017Bryn Blaen Wind Farm Limited - Notice of application for an electricity generation licence
  • Licence applications
  • Licences, codes and standards
14/02/2017Unlocking the capacity of the electricity networks: overview
  • Reports & plans
  • Business consumers
  • Electricity - distribution
  • Electricity - wholesale markets
14/02/2017Ofgem’s approach to the closedown of ECO2 CSCO obligation
  • Open letters & correspondence
  • Environmental programmes
  • ECO
14/02/2017Mandatory HHS workshop summary note and slides – 19 January 2017
  • Agendas, minutes and presentations
  • Electricity - retail markets
14/02/2017One-off exceptional event reports for the 2015-16 reporting year
  • Reports & plans
  • Electricity - distribution
14/02/2017Further consultation on DCC Baseline Margin adjustment RY 2015/16
  • Consultations & responses
  • Electricity - retail markets
  • Gas - retail markets
14/02/2017Decision on the amended proposal by all Nominated Electricity Market Operators for the Market Coupling Operator Plan
  • Decisions
  • Electricity - wholesale markets
14/02/2017Local grid owners must be more flexible to meet demand
  • News and blogs
  • Electricity - distribution
  • Electricity - transmission
13/02/2017Decision on the assessment criteria for derogations from the Grid Connection Codes
  • Decisions
  • Electricity - distribution
  • Electricity - offshore transmission
  • Electricity - transmission
  • Electricity - wholesale markets
  • Licences, codes and standards
10/02/2017Decision on the arrangements for more than one Nominated Electricity Market Operator in a Bidding Zone
  • Decisions
  • Electricity - transmission
  • Electricity - wholesale markets
10/02/2017Response to ECO2t consultation part one and draft guidance update
  • Decisions
  • Environmental programmes
  • ECO
10/02/2017Room in roof insulation investigation update
  • Investigations
  • Environmental programmes
  • ECO
09/02/2017Memorandum of Understanding: Energy Supply Company Administration
  • Guidance
  • Licences, codes and standards
09/02/2017Dermot Nolan's speech at the annual Forward Work Programme event
  • Agendas, minutes and presentations
  • Business consumers
  • Corporate information
  • Domestic consumers
  • Licences, codes and standards
09/02/2017Decision to approve proposed amendments to the Market Index Definition Statement
  • Decisions
  • Licences, codes and standards
09/02/2017Network Innovation Competition– amendments to SHE Transmission’s Modular Approach to Substation Construction (MASC) project
  • Open letters & correspondence
  • Electricity - distribution
  • Electricity - transmission
09/02/2017Smart Systems Forum Expression of Interest letter
  • Open letters & correspondence
  • Electricity - distribution
09/02/2017ECO stakeholder delivery group February 2017
  • Agendas, minutes and presentations
  • ECO
08/02/2017Smart Systems Forum Expression of Interest letter
  • Open letters & correspondence
  • Electricity - distribution
08/02/2017UK Energy Storage Services Ltd - Notice of application for an electricity generation licence
  • Licence applications
  • Licences, codes and standards
07/02/2017Future arrangements for the electricity System Operator: the regulatory and incentives framework
  • Consultations & responses
  • Electricity - wholesale markets
07/02/2017Decision on proposed modifications to Interconnector (UK)’s Charging Methodology and Access Rules
  • Decisions
  • Gas - transmission
  • Gas - wholesale markets
  • Licences, codes and standards
07/02/2017CMP275 'Transmission generator benefits in the provision of ancillary and balancing services' - decision on urgency
  • Decisions
  • Licences, codes and standards
07/02/2017Grid Code GC0086: Grid Code Open Governance
  • Decisions
  • Licences, codes and standards
07/02/2017Ofgem sets prepayment price cap to protect over four million households least able to benefit from competition
  • Press releases
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
07/02/2017Prepayment price cap: 1 April 2017 to 30 September 2017
  • Data and statistics
  • Reports & plans
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
06/02/2017Switching Programme request for information query log
  • Guidance
  • Electricity - retail markets
  • Gas - retail markets
06/02/2017Consultation on modifications to DNO Common Network Asset Indices Methodology
  • News and blogs
  • Electricity - distribution
06/02/2017Regulatory Sandbox: calling for expressions of interest
  • Open letters & correspondence
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - offshore transmission
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Gas - distribution
  • Gas - retail markets
  • Gas - transmission
  • Gas - wholesale markets
06/02/2017Test your innovations for the energy market
  • News and blogs
  • Business consumers
  • Domestic consumers
03/02/2017Upcoming deadline to submit for initial screening for the 2017 Gas Network Innovation Competition (NIC)
  • Guidance
  • Gas - distribution
  • Gas - transmission
03/02/2017Upcoming deadline to submit for initial screening for the 2017 Electricity Network Innovation Competition (NIC)
  • Guidance
  • Electricity - distribution
  • Electricity - offshore transmission
  • Electricity - transmission
03/02/2017Consultation on the guidance for the Transmission Constraint Licence Condition
  • Consultations & responses
  • Guidance
  • Electricity - transmission
  • Electricity - wholesale markets
03/02/2017Statutory consultation: Transmission Constraint Licence Condition
  • Consultations & responses
  • Electricity - transmission
  • Electricity - wholesale markets
  • Licences, codes and standards
03/02/2017Payments to suppliers over £25,000: January 2017
  • Data and statistics
  • Corporate information
03/02/2017Payments to suppliers over £25,000: December 2016
  • Data and statistics
  • Corporate information
03/02/2017Network Innovation Competition - Project Direction for Future Billing Methodology
  • Open letters & correspondence
  • Gas - distribution
  • Gas - transmission
03/02/2017Network Innovation Competition - Project Direction for HyDeploy
  • Open letters & correspondence
  • Gas - distribution
  • Gas - transmission
03/02/2017Gas Network Innovation Competition Funding Direction 2016
  • Open letters & correspondence
  • Gas - distribution
  • Gas - transmission
03/02/2017Electricity Network Innovation Competition Funding Direction 2016
  • Open letters & correspondence
  • Electricity - distribution
  • Electricity - transmission
03/02/2017Network Innovation Competition - Project Direction for Transmission & Distribution Interface (TDI) 2.0
  • Open letters & correspondence
  • Electricity - distribution
  • Electricity - transmission
03/02/2017Beesley Lecture delivered by Dermot Nolan
  • Agendas, minutes and presentations
  • Business consumers
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
03/02/2017Network Innovation Competition - Project Direction for PowerFuL-CB
  • Open letters & correspondence
  • Electricity - distribution
  • Electricity - transmission
03/02/2017Network Innovation Competition - Project Direction for OpenLV
  • Open letters & correspondence
  • Electricity - distribution
  • Electricity - transmission
03/02/2017Network Innovation Competition - Project Direction for Phoenix
  • Open letters & correspondence
  • Electricity - distribution
  • Electricity - transmission
02/02/2017ECO2t Measures Table
  • Guidance
  • Environmental programmes
  • ECO
02/02/2017ECO2t Notification Template
  • Guidance
  • Environmental programmes
  • ECO
02/02/2017ECO2t Data Dictionary
  • Guidance
  • Environmental programmes
  • ECO
02/02/2017ECO2t consultation part two
  • Consultations & responses
  • Environmental programmes
  • ECO
02/02/2017Onshore competition working group on market offering and risk allocation
  • Agendas, minutes and presentations
  • Electricity - transmission
02/02/2017Onshore competition working group on late CATO model
  • Agendas, minutes and presentations
  • Electricity - transmission
02/02/2017Onshore competition steering group 24 October 2016
  • Agendas, minutes and presentations
  • Electricity - transmission
02/02/2017Onshore competition steering group 27 Juy 2016
  • Agendas, minutes and presentations
  • Electricity - transmission
02/02/2017Balancing and Settlement Code P342: Change to Gate Closure for Energy Contract Volume Notifications
  • Decisions
  • Licences, codes and standards
01/02/2017GEMA meeting dates 2017-2018
  • Agendas, minutes and presentations
  • Corporate information
01/02/2017Consultation on GTC’s Statement of Methodology and Charges for Connection to the Electricity Distribution System
  • Consultations & responses
  • Electricity - distribution
  • Licences, codes and standards
01/02/2017Transfer of role in approving Meter Installers: Decision to modify the gas supply licence and decision to direct the implementation of SPAA change proposal 16-349
  • Decisions
  • Licences, codes and standards
01/02/2017Feed-in Tariff (FIT): Tariff Table 1 April 2017
  • Data and statistics
  • Environmental programmes
  • FIT
01/02/2017Feed-in Tariff Levelisation Schedule Year 8
  • Guidance
  • Environmental programmes
  • FIT
31/01/2017Non-Domestic Renewable Heat Incentive (RHI) quarterly report October–December 2016
  • Reports & plans
  • Environmental programmes
  • Non-Domestic RHI
31/01/2017Energy Company Obligation monthly update: Issue 19 – January 2017
  • News and blogs
  • Environmental programmes
  • ECO
31/01/2017Government Electricity Rebate provides £324m to 27m energy consumers
  • Press releases
  • Environmental programmes
  • GER
31/01/2017Uniform Network Code UNC596: Implementing CGR3 decisions on Significant Code Reviews and self-governance
  • Decisions
  • Licences, codes and standards
31/01/2017Trafigura Trading (Europe) Sarl - Notice of grant of a gas shipper licence
  • Decisions
  • Licences, codes and standards
31/01/2017Infographic: Energy security
  • Data and statistics
  • Electricity - wholesale markets
  • Gas - wholesale markets
31/01/2017Energy Assets Power Networks Ltd - Notice of application for an electricity distribution licence
  • Licence applications
  • Licences, codes and standards
31/01/2017Government Electricity Rebate 2nd annual report
  • Reports & plans
  • Environmental programmes
  • GER
31/01/2017Infographic: The energy network
  • Data and statistics
  • Electricity - distribution
  • Electricity - transmission
  • Gas - distribution
  • Gas - transmission
30/01/2017Project Nexus Steering Group (PSNG) - 23 January
  • Agendas, minutes and presentations
  • Gas - retail markets
30/01/2017Decision for: Helping consumers make informed choices – proposed changes to rules around tariff comparability and marketing
  • Decisions
  • Business consumers
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
  • Licences, codes and standards
30/01/2017Decision for consultation on SHE Transmission’s request for additional funding for its Beauly-Denny project
  • Decisions
  • Electricity - transmission
30/01/2017Balancing and Settlement Code P347: Reduction in R1 Read Requirement for Half Hourly Sites
  • Decisions
  • Licences, codes and standards
30/01/2017Ofgem’s Future Insights paper 3 - Local energy in a transforming energy system
  • Reports & plans
  • Business consumers
  • Domestic consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Enforcement
  • Environmental programmes
  • ECO
  • Domestic RHI
  • Non-Domestic RHI
  • FIT
  • REGO
  • RO
  • CCL
  • WHD
  • GER
  • Gas - distribution
  • Gas - retail markets
  • Gas - transmission
  • Gas - wholesale markets
  • Licences, codes and standards
30/01/2017Decision on changes to the Data Transfer Service Agreement
  • Decisions
  • Business consumers
  • Electricity - distribution
  • Licences, codes and standards
30/01/2017Standards of conduct for suppliers in the retail energy market
  • Consultations & responses
  • Business consumers
  • Domestic consumers
  • Electricity - retail markets
  • Enforcement
  • Gas - retail markets
  • Licences, codes and standards
30/01/2017Suppliers have to do more to help all their customers get a better deal
  • Press releases
  • Business consumers
  • Corporate information
  • Domestic consumers
  • Electricity - retail markets
  • Enforcement
  • Gas - retail markets
30/01/2017Implementation of Standard Licence Condition 32A: Power to direct suppliers to test consumer engagement measures – decision to make licence modifications
  • Open letters & correspondence
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
  • Licences, codes and standards
30/01/2017Decision: Selection criteria for mandatory supplier testing of measures to promote domestic consumer engagement
  • Decisions
  • Open letters & correspondence
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
  • Licences, codes and standards
30/01/2017Statutory Consultation: Enabling consumers to make informed choices
  • Consultations & responses
  • Domestic consumers
  • Electricity - retail markets
  • Enforcement
  • Gas - retail markets
  • Licences, codes and standards
30/01/2017Enabling consumers to make informed choices – Findings from the 2016 Challenge Panel
  • Reports & plans
  • Domestic consumers
  • Electricity - retail markets
  • Enforcement
  • Gas - retail markets
  • Licences, codes and standards
30/01/2017Step-change: energy customers in vulnerable situations
  • News and blogs
  • Domestic consumers
27/01/2017Authority decision to ‘send back’ SPAA Change Proposal 16/347 - Amendments to Prepayment Tariff Pages
  • Decisions
  • Gas - distribution
  • Gas - retail markets
  • Gas - transmission
  • Gas - wholesale markets
  • Licences, codes and standards
27/01/2017Notice of Decision to impose a financial penalty on British Gas following our investigation into its compliance with its obligations under the electricity supply licence (Standard Licence Condition 12)
  • Decisions
  • Investigations
  • Business consumers
  • Electricity - retail markets
  • Enforcement
27/01/2017ROO-FIT accreditation FAQ
  • Factsheets
  • Environmental programmes
  • FIT
25/01/2017Distribution Connection and Use of System Agreement DCP263 - NTC DEH Gap
  • Decisions
  • Licences, codes and standards
25/01/2017Appointment of Co-operative Energy Limited as Supplier of Last Resort
  • Decisions
  • Domestic consumers
  • Licences, codes and standards
24/01/2017Faraday Energy Supply Limited - Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
24/01/2017Eddington Energy Supply Limited - Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
24/01/2017Rayleigh Energy Supply Limited - Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
24/01/2017Dirac Energy Supply Limited - Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
24/01/2017Hawking Energy Supply Limited - Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
24/01/2017DONG Energy Hornsea Project Three (UK) Limited - Notice of grant of an electricity generation licence
  • Decisions
  • Licences, codes and standards
24/01/2017British Gas Business to pay £9.5 million for customer service failings
  • Press releases
  • Business consumers
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
  • Licences, codes and standards
23/01/2017Panda Power Limited - Notice of application for a gas shipper licence
  • Licence applications
  • Licences, codes and standards
23/01/2017Energy Assets Power Networks - proposed modification of Standard Licence Conditions
  • Consultations & responses
  • Electricity - distribution
  • Licences, codes and standards
23/01/2017Antargaz - Notice of grant of a gas shipper licence
  • Decisions
  • Licences, codes and standards
20/01/2017Approval of Premier Transmission Limited’s access rules
  • Decisions
  • Gas - transmission
  • Gas - wholesale markets
20/01/2017AvantiGas On Limited - Notice of grant of a gas shipper licence
  • Decisions
  • Licences, codes and standards
20/01/2017AvantiGas On Limited - Notice of grant of a gas supply licence
  • Decisions
  • Licences, codes and standards
19/01/2017Monitoring trends in suppliers’ expected costs - decision
  • Decisions
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
19/01/2017Ofgem launches new Supplier Cost Index
  • Press releases
  • Electricity - retail markets
  • Electricity - wholesale markets
  • Gas - retail markets
  • Gas - wholesale markets
19/01/2017Cargill Plc - Notice of revocation of a gas shipper licence
  • Decisions
  • Licences, codes and standards
19/01/2017Moving to reliable and fast switching: Switching Programme business case including Design Baseline 1
  • Consultations & responses
  • Reports & plans
  • Electricity - retail markets
  • Gas - retail markets
19/01/2017LDV Harburnhead Limited - Notice of revocation of an electricity generation licence
  • Decisions
  • Licences, codes and standards
19/01/2017UNC 0565 0565A 0565B: Central Data Service Provider – General framework and obligations
  • Decisions
  • Licences, codes and standards
19/01/2017Capacity Release Methodology Statements and Capacity Methodology Statements: derogation decision
  • Decisions
  • Gas - transmission
18/01/2017Ofgem Consumer First Panel, Year 7, Wave 2. Be An Energy Shopper Campaign message testing
  • Reports & plans
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
18/01/2017Payments to suppliers over £25,000: November 2016
  • Data and statistics
  • Corporate information
18/01/2017Payments to suppliers over £25,000: September 2016
  • Data and statistics
  • Corporate information
18/01/2017Payments to suppliers over £25,000: October 2016
  • Data and statistics
  • Corporate information
18/01/2017Switching Programme Procurement Framework
  • Open letters & correspondence
  • Electricity - retail markets
  • Gas - retail markets
18/01/2017Renewable Electricity Schemes Welcome Pack
  • Factsheets
  • Environmental programmes
  • FIT
  • REGO
  • RO
  • CCL
18/01/2017Payments to suppliers over £25,000: August 2016
  • Data and statistics
  • Corporate information
18/01/2017SCMI Limited - Notice of application for a gas shipper licence
  • Licence applications
  • Licences, codes and standards
18/01/2017Consumer engagement in the RIIO Price Control Process: A paper by Maxine Frerk
  • Reports & plans
  • Electricity - distribution
18/01/2017Guide to the RIIO-ED1 electricity distribution price control
  • Reports & plans
  • Electricity - distribution
18/01/2017Consultation on Simplification Plan 2017-18
  • Consultations & responses
  • Business consumers
  • Corporate information
  • Domestic consumers
16/01/2017Project Nexus Steering Group - 9 January
  • Agendas, minutes and presentations
  • Gas - retail markets
16/01/2017Applying for the Northern Ireland Renewables Obligation: a step-by-step guide
  • Guidance
  • Environmental programmes
  • RO
16/01/2017Consultation on proposed changes to The Gas and Electricity (Consumer Complaints Handling Standards) Regulations 2008
  • Consultations & responses
  • Domestic consumers
  • Electricity - distribution
  • Gas - distribution
16/01/2017Renewables Obligation: Guidance for Generators
  • Guidance
  • Environmental programmes
  • RO
16/01/2017Competition in Connections Code of Practice Modification 0004– COP administration corrections May 2016
  • Decisions
  • Business consumers
  • Electricity - distribution
  • Licences, codes and standards
16/01/2017Upcoming consultation: Extending competition in electricity transmission - tender models and arrangements for CATOs
  • Consultations & responses
  • Electricity - transmission
13/01/2017Substitution Capacity Methodology Statements: Decision Letter
  • Decisions
  • Gas - transmission
13/01/2017Decision to modify the Funding Return Mechanism in the Network Innovation Competition (NIC) and Low Carbon Networks Fund (LCNF) licence conditions
  • Decisions
  • Electricity - distribution
  • Electricity - offshore transmission
  • Electricity - transmission
  • Gas - distribution
  • Gas - transmission
13/01/2017The Energy Support Bureau Ltd - Notice of application for an electricity supply licence
  • Licence applications
  • Licences, codes and standards
12/01/2017Future arrangements for the electricity system operator: its role and structure
  • Consultations & responses
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Licences, codes and standards
12/01/2017Greater separation for National Grid’s system operator role
  • Press releases
  • Electricity - distribution
  • Electricity - retail markets
  • Electricity - transmission
  • Electricity - wholesale markets
  • Licences, codes and standards
11/01/2017UKRN updates stakeholders on cross-sector vulnerability information exchange and distribution project
  • Open letters & correspondence
  • Domestic consumers
  • Electricity - distribution
  • Electricity - retail markets
  • Gas - distribution
  • Gas - retail markets
11/01/2017Code Administrators' Reporting Metrics
  • Data and statistics
  • Licences, codes and standards
11/01/2017Consultation on proposed updated form of Smart DCC Ltd’s Charging Statement for Service Charges
  • Consultations & responses
  • Electricity - retail markets
  • Gas - retail markets
11/01/2017Sharing information: protecting vulnerable consumers
  • News and blogs
  • Domestic consumers
11/01/2017Feed-in Tariff Installation Report 31 December 2016
  • Reports & plans
  • Environmental programmes
  • FIT
10/01/2017Consumer Progress Panel minutes October 2016
  • Agendas, minutes and presentations
  • Domestic consumers
  • Electricity - retail markets
  • Gas - retail markets
10/01/2017Decisions on the Generation and Load Data Provision Methodology and Common Grid Model Methodology
  • Decisions
  • Electricity - wholesale markets
10/01/2017Authority decision to 'send back' Balancing and Settlement Code modification proposal P347 (Reduction in R1 Read Requirement for Half Hourly Sites)
  • Decisions
  • Licences, codes and standards
10/01/2017Letter to the Secretary of State on Social and Environmental Guidance, 2016
  • Open letters & correspondence
  • Business consumers
  • Corporate information
  • Domestic consumers
  • Electricity - distribution
  • Electricity - offshore transmission
  • Enforcement
  • Environmental programmes
  • ECO
  • Domestic RHI
  • Non-Domestic RHI
  • FIT
  • REGO
  • RO
  • WHD
  • Gas - distribution
10/01/2017Sustainable Development Advisory Group minutes October 2016
  • Agendas, minutes and presentations
  • Corporate information
09/01/2017Feed-in Tariff (FIT): Generation & Export Payment Rate Table 1 January - 31 March 2017
  • Data and statistics
  • Environmental programmes
  • FIT
09/01/2017Minded to decision to remove the Supplemental Balancing Reserve and Demand Side Balancing Reserve cost recovery arrangements for 2017/18
  • Consultations & responses
  • Electricity - transmission
  • Electricity - wholesale markets
09/01/2017Feed-in Tariff (FIT) Levelisation Report July to September 2016
  • Data and statistics
  • Environmental programmes
  • FIT
06/01/2017Feed-in Tariff (FIT): deployment caps reached in tariff period 4
  • Data and statistics
  • Environmental programmes
  • FIT
05/01/2017How to agree declarations on the Renewables and CHP Register
  • Guidance
  • Environmental programmes
  • FIT
  • REGO
  • RO
  • CCL
05/01/2017How to submit an application on the Renewables and CHP Register
  • Guidance
  • Environmental programmes
  • FIT
  • REGO
  • RO
  • CCL
05/01/2017How to create an account on the Renewables and CHP Register
  • Guidance
  • Environmental programmes
  • FIT
  • REGO
  • RO
  • CCL
05/01/2017Minutes of the Gas and Electricity Markets Authority - 10 November 2016
  • Agendas, minutes and presentations
  • Corporate information
05/01/2017Warm Home Discount Industry Initiatives workshop 2017
  • News and blogs
  • Environmental programmes
  • WHD
04/01/2017Project Nexus Steering Group (PNSG) - 19 December
  • Agendas, minutes and presentations
  • Gas - retail markets
04/01/2017Ofgem's determinations on Tier 2 Contracts for Difference & Capacity Market disputes
  • Decisions
  • Electricity - wholesale markets
04/01/2017Consultation on large supplier smart meter roll-out plans and annual milestones, with draft legal direction
  • Consultations & responses
  • Electricity - retail markets
  • Gas - retail markets
03/01/2017Energy Company Obligation monthly update: Issue 18 – December 2016
  • News and blogs
  • Environmental programmes
  • ECO
03/01/2017Amending legislation to the terms of support for biomass CHP
  • Guidance
  • Environmental programmes
  • Non-Domestic RHI