Written Question·Department for Science, Innovation and Technology·UIN 81191

Voice over Internet Protocol

Tabled: 10 October 2025

Answered: 20 October 2025

Question

Mr Angus MacDonald

Liberal Democrat — Inverness, Skye and West Ross-shire

To ask the Secretary of State for Science, Innovation and Technology, what estimate she has made of the number of households that will lose the ability to make emergency calls during a power cut following the switch to digital landlines.

Answer

Kanishka Narayan

The Government is committed to ensuring any risks arising from the industry-led migration of the Public Switched Telephone Network (PSTN) to Voice over Internet Protocol (VoIP) are mitigated for all customers. No household should be left without means to ...

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