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Policy Paper Published 13 May 2026 Department for Science, Innovation and Technology ↗ View on GOV.UK

Telecoms Modernisation: Critical National Infrastructure Charter

This document sets out telecoms companies’ approach to protect CNI during telecoms modernisations.

▤ Verbatim text from source document

Telecoms modernisation is required when telecoms services and networks become obsolete over time and are usually replaced with more advanced technology that seeks to provide customers with an improved service. These constitute critical upgrades to the UK’s digital infrastructure.

For the vast majority of users, this change will cause little if any disruption. However, modernisation may impact some Critical National Infrastructure (CNI) services, requiring engagement from CNI customers in order to avoid any disruption. Retaining connectivity for CNI assets with additional needs and mitigating the risk associated with telecoms modernisation programmes will only be possible with collaboration and support. This voluntary charter of commitments sets out further steps that telecoms industry signatories will take to protect CNI assets through these modernisations.