RIIO-2 NIA Governance Document update

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RIIO-2 NIA Governance Document

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The RIIO-2 NIA Governance Documents sets out the regulation, governance and administration of the RIIO-2 Network Innovation Allowance.

We published Version 1 of this document on 19 March 2021, Version 2 on 12 October 2021 and are now publishing Version 3.

This should be read in conjunction with:

• Special Condition 5.2 (The RIIO-2 network innovation allowance) of the Gas Transporter Licence held by National Grid Gas plc.
• Special Condition 5.2 (The RIIO-2 network innovation allowance) of the Gas Transporter Licence held by Cadent Gas Limited, Northern Gas Networks Limited, Scotland Gas Networks plc, Southern Gas Networks plc, and Wales and West Utilities Limited.
• Special Condition 5.2 (The RIIO-2 network innovation allowance) of the Electricity Transmission Licence held by National Grid Electricity Transmission Plc, SP Transmission plc and Scottish Hydro Electric Transmission Plc.
• Special Condition 4.6 (The RIIO-2 network innovation allowance) of the Electricity Transmission Licence held by National Grid Electricity System Operator Limited.
• Special Condition 5.2 (The RIIO-2 network innovation allowance) of the Electricity Distribution Licence.

Main document

[RIIO-2 NIA Governance Document Version 3 [PDF, 428.57KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-02/RIIO-2%20NIA%20Governance%20Document%20-%20V3%20-%20clean.pdf)

Subsidiary documents

[RIIO-2 NIA Governance Document Version 2 - track changes [PDF, 1.44MB]

](https://www.ofgem.gov.uk/sites/default/files/2021-10/R2%20NIA%20Governance%20Doc%20v2%20Oct21%20Track%20Changes.pdf)

[RIIO-2 NIA Governance Document Version 2 Direction Letter [PDF, 98.52KB]

](https://www.ofgem.gov.uk/sites/default/files/2021-10/R2NIAGovDoc%20v2%20AD_Direction_Letter%20Oct21.pdf)

[Version 2 issues log RIIO-2 NIA Governance Document [XLSX, 21.12KB]

](https://www.ofgem.gov.uk/sites/default/files/2021-10/R2NIAGovDoc%20v2%20Issues_Log%20Oct21.xlsx)

[2021 National Grid consultation response Version 2 [PDF, 62.55KB]

](https://www.ofgem.gov.uk/sites/default/files/2021-10/NG%20response%20to%20consultation%20on%20amending%20the%20RIIO-2%20NIA%20Governance%20Document.pdf)

[RIIO-2 NIA Governance Document: Version 2 [PDF, 386.54KB]

](https://www.ofgem.gov.uk/sites/default/files/2021-10/R2%20NIA%20Governance%20Doc%20v2%20Oct21%20Clean.pdf)

[RIIO-2 NIA Governance Document - V3 - track changes [PDF, 447.85KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-02/RIIO-2%20NIA%20Governance%20Document%20-%20V3%20-%20track%20changes.pdf)

[V 3 RIIO2 Network Innovation Allowance issues log [XLSX, 60.89KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-02/V%203%20RIIO2%20Network%20Innovation%20Allowance%20issues%20log.xlsx)

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RIIO-2 NIA Governance Document

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