Published Documents

These documents are approved for use:

25 February 2026

CCO Annual Exercise Participants Brief - Exercise Aitua

3 March 2026

GIC Approved Supply Designations

09 July 2025

GIC Guidelines for Determining Regional Critical Contingencies

27 March 2025

Firstgas Large Consumer Compliance Update Template

27 March 2025       

Firstgas Retailer Compliance Update Template

24 July 2024

Firstgas Transmission System Drawing

8 March 2024

Firstgas Critical Contingency Management Plan

17 October 2022

CCO Communications Plan

17 October 2022

CCO Information Guide

01 March 2022

CCO Authorised Persons

01 March 2022

CCO Service Provider Agreement

26 March 2013

Gas Governance Critical Contingency Management Regulations 2008 (Amended as at 1st March 2014)

Consultation Documents