Network Code

Current Version

Version Number:

1.6

Release Date:

February 26, 2026

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Sections

Section A – Introduction, Structure and Interpretation

Section B – Governance

Section C – Connection

Section D – Network Structure and Planning

Section E – Network Use and Capacity

Section F – Network Design and Specification

Section G – Common Interface Procedures

Section H – Charges, Invoicing and Payment

Section I – Data

Section J – General

Section K – Glossary

Exhibit A Code Accession Agreement

Exhibit B Construction Agreement

Exhibit C Connection Agreement

Exhibit D CDS Accession Agreement

Annexure A – Carbon Dioxide Specifications -General

Annexure B – Carbon Dioxide Specifications – T&S Networks

Annexure B Part 1 – Carbon Dioxide Specifications (Net Zero North Sea Storage)

Annexure B Part 2 – Carbon Dioxide Specifications (Liverpool Bay T&S)

Annexure C – Measurement Requirements

Annexure C Part 1 – Measurement Requirements (Net Zero North Sea Storage)

Annexure C Part 2 – Measurement Requirements (Liverpool Bay T&S)

Annexure D – CO2 Quality Monitoring Procedure Terms of Reference

Annexure E – Technical Parameters – T&S Networks

Annexure E Part 1 – Technical Parameters – (Net Zero North Sea Storage)

Annexure E Part 2 – Technical Parameters (Liverpool Bay T&S)

Annexure F – Emergency Procedure Terms of Reference

Annexure G – Start-up and Shut-down Procedure Terms of Reference

Annexure H – Isolation Procedure Terms of Reference

Annexure I – Minimum Documentation Requirements

Annexure J – Information Publication Requirements

Annexure K – Retained Data

Annexure L – CDS Terms of Reference

Annexure M – Independent Verifier Terms of Reference

Annexure N – T&S Network Portal Minimum Specification

CCS Network Code Version Control:

Version Control Document

Release Information

Version Number:

1.6

Release Date:

February 26, 2026

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Version Number:

1.5

Release Date:

January 15, 2026

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Version Number:

1.4

Release Date:

December 8, 2025

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Version Number:

1.3

Release Date:

November 6, 2025

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Version Number:

1.2

Release Date:

August 13, 2025

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Updated to include T&SCo (Liverpool Bay) specific Annexures.

Version Number:

1.1

Release Date:

July 10, 2025

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Updated to include T&SCo (Northern Endurance Partnership) specific Annexures.

Version Number:

1.0

Release Date:

December 10, 2024

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First Publication.

Archive

Version Number:

1.5

Release Date:

January 15, 2026

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Version Number:

1.4

Release Date:

December 8, 2025

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Version Number:

1.3

Release Date:

November 6, 2025

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Version Number:

1.2

Release Date:

August 13, 2025

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Version Number:

1.1

Release Date:

July 10, 2025

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Version Number:

1.0

Release Date:

December 10, 2024

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