Reports and publications

Contents

Annual reports

SGN Annual Report 2024

Biogas

Distributed Gas Information Strategy
Distributed Gas Connections Guide
Minimum connection agreement conditions for a network entry facility
Specification for Biogas Network Entry Facility

Compliance

Compliance Officer Report 2024
Compliance Statement 2025
Code credit rules
SGN Code of Conduct

Constitutional documents

Scotland Articles of Association
Southern Articles of Association
Scotland Memorandum of Association
Southern Gas Networks Memorandum of Association

Customer service

Customer satisfaction results 23/24 (Scotland)
Customer satisfaction results 23/24 (Southern)
Vulnerable customer policy
Notice of Rights 2024-25
Complaints Handling Procedure

Digitalisation

SGN Digital Strategy Action Plan June 2025
Open data sharing portal
SGN Digitalisation Strategy March 2024

Diversity and inclusion

Diversity Pay Gap Report 2021-22
Diversity and inclusion ambition 2021-2026
Gender Pay Gap Report 2023-24

Environment and sustainability

Our Progress and Commitments towards the UN Sustainable Development Goals
4th Round Climate Change Adaptation Report
SGN Annual Environmental Report 2023/24
Our Environment and Sustainability Policy
Building a Shared Net Zero Future: Our Environment Strategy

Financial information

Scotland Gas Networks unaudited interim report HY 2025
SGN UK tax strategy 2025
Scotland Gas Networks Annual Report 2024
Southern Gas Networks Annual Report 2024
SGN MidCo S172 Statement
Southern Gas Networks unaudited interim report HY 2025

Infrastructure

Annual Report for Infrastructure Developers (2017)
Accessing our services

Innovation

NIA Annual Summary 2023/24

Interruption tender

Interruption tender

LTDS

SGN long-term development statement

Metering

Metering charges letter 2025 (Scotland)
Metering charges letter 2025 (Southern)

Network pricing

Scotland Notice of Transportation Final Charges April 25
Southern Notice of Transportation Final Charges April 25
Scotland Transportation Charging Statement 2025
Southern Transportation Charging Statement 2025
Scotland Indicative Notice of Price Change 2025
Southern Indicative Notice of Price Change 2025
Scotland Notice LDZ Transportation 2024
Southern Notice LDZ Transportation 2024

RIIO-GD2 Biomethane PCD

SGN Concept Design Report Biomethane Blending Solution
SGN PCD Biomethane Blending Study

RIIO-GD2 business plan

RIIO-GD2 Business Plan 2021-2026

RIIO-GD2 re-opener applications

Data and Digitalisation Re-opener
H100 Fife Village Trial Reopener
SGN Diversion Reopener Submission - Redacted
SGN HSE Re-opener Submission - Redacted
LTS Futures NZASAP Re-opener
SGN Specified Streetworks Re-opener Submission – Redacted
Wholesale Line Rental Phase-out Re-opener
Tier 1 Stubs Re-opener
HR Transformation Re-opener

RIIO-GD2 reports

RIIO-GD2 Regulatory Financial Performance Report 23/24 (Scotland)
RIIO-GD2 Regulatory Financial Performance Report 23/24 (Southern)
RIIO-GD2 Regulatory Financial Performance Report Commentary 23/24
RIIO-GD2 Supporting tables 2024 (Scotland)
RIIO-GD2 Supporting tables 2024 (Southern)
RIIO-GD2 Stakeholder Report 2024

RIIO-GD3 business plan

RIIO-GD3 Business Plan 2026-31

Safety

SGN Grantor's Charter (Southern)
SGN Grantor's Charter (Scotland)
Our Health, Safety and Wellbeing Policy

Stakeholders

Stakeholder Engagement Strategy
Stakeholder Engagement Incentive Submission 2020-21

Vulnerability and Carbon Monoxide Allowance - VCMA

VCMA GDN Collaborative Annual Report 2025
VCMA PEA documents
VCMA Annual Report 2025