
PSTN switch off survival plan for trades: move to VoIP in 10 simple steps
As the UK phases out the PSTN by January 2027, trades must transition to VoIP, following a ten-step survival plan to ensure seamless communication.

As the UK phases out the PSTN by January 2027, trades must transition to VoIP, following a ten-step survival plan to ensure seamless communication.

The article outlines the necessary steps for migrating intruder and fire alarm signalling from PSTN to IP/4G systems to ensure compliance and reliability before the 2027 switch-off.

With the UK landline transition to digital by 2027, lift alarms must comply with EN 81-28 using GSM/4G or VoIP, ensuring power backup and regular testing.