Chorus submits 2024 fibre regulatory report

STOCK EXCHANGE ANNOUNCEMENT 30 May 2025 Chorus submits 2024 fibre regulatory report Chorus has published its Information Disclosure for fibre fixed line access services (FFLAS) for the 2024 disclosure year. This disclosure will also be submitted to the Commerce Commission. As part of this process, Chorus has calculated that the regulated asset base (RAB) was steady at approximately $5.9 billion during 2024. Within this total, the core RAB grew to $4.9 billion, while the Financial Loss Asset reduced to just under $1 billion. As expected, Chorus has calculated it was very close to earning its maximum allowable revenue of $809 million for 2024. Wash-up adjustments across the three-year regulatory period result in a total wash-up balance of $153.5 million that is carried forward to 2025. Details of these calculations and other summary financial information are provided in the attached presentation. All calculations are subject to Commerce Commission review. The full Information Disclosure reporting schedules are available at: https://company.chorus.co.nz/disclosures Authorised by: Drew Davies Chief Operating Officer ENDS For further information: Nathan Beaumont Head of Corporate Relations Phone +64 (4) 896 4352 Email: Nathan.beaumont@chorus.co.nz Brett Jackson Investor Relations Manager Mobile: +64 (27) 488 7808 Email: Brett.Jackson@chorus.co.nz