| Data Assurance Guidance | Data Assurance Guidance document v1.3 | Data assurance requirements on submissions made to Ofgem | SLC 45 | 29 January 2016 | 
| Regulatory Instructions and Guidance (RIGs) for RIIO-ED1 | Appendix 2: RIIO-ED1 Electricity Distribution Price Control – RIGS : Version 5.0 | File containing Annexes A-J and Overview of RIGS Version 5.0 | SLC 46 | 18  April  2019 | 
| 
 Appendix 2: RIIO-ED1 Electricity Distribution Reporting Pack Templates: Version 5.0
 | Contains all RIGS reporting packs | 
| Appendix 2: RIIO-ED1 Electricity Distribution Commentary: Version 5.0 | File contains all RIGS commentaries | 
| Direction to issue the Environment Report Guidance Document under the electricity distribution network operators price control RIIO-ED1 
 
 | Environment Report Guidance Document | Guidance on content of annual report on environmental approach and commitments | SLC 47 | 12 February 2016 | 
| Direction issuing the Stakeholder Engagement and Consumer Vulnerability Incentive Guidance for RIIO-ED1 | Stakeholder Engagement Incentive Guidance Document | Guidance on the process for the Stakeholder Engagement Incentive which encourages DNOs to engage proactively with stakeholders | CRC 2C | 1 April 2016 | 
| Direction to issue the Incentive on Connections Engagement Guidance Document | Incentive on Connections (ICE) Engagement Guidance Document | Guidance on the scope, reporting requirements and submission process for the ICE incentive which encourages DNOs to engage with connection stakeholders and respond to their needs | CRC 2E | 1 April 2015 | 
| Direction to issue the Losses Discretionary Reward Guidance Document | Losses Discretionary Reward Guidance Document | Guidance on the submission and assessment process for the Losses Discretionary Reward which encourages DNOs to undertake additional actions to better understand and manage electricity losses | CRC 2G | 7 October 2015 | 
| Decision on proposal to issue the Business Plan Commitment Reporting Guidance | Business Plan Reporting Guidance |  | SLC 50 | 31 March 2016 | 
| Decision on Version 2.1 of the Network Innovation Competition Governance Documents | Electricity NIC Governance Document | Information on the regulation, governance and administration of NIC projects | CRC 2J | 28 July 2015 | 
| Version two of the Network Innovation Allowance (NIA) Governance Documents | Electricity Network Innovation Allowance Governance Document version two - clean | Information on the regulation, governance and administration of the NIA | CRC 2H | 2 April 2015 |