Is it legal to record calls with an AI receptionist in the UK? What the law actually says

Yes, a UK business can lawfully record calls with an AI receptionist, as long as it makes reasonable efforts to tell callers the call is being recorded and handles the resulting data properly. Two rules apply: the Telecommunications (Lawful Business Practice) (Interception of Communications) Regulations 2000, which let a business record for legitimate purposes if it informs callers, and UK GDPR, which governs what you then do with the recording. Record without telling anyone, or keep recordings forever for no reason, and you are on the wrong side of both.

This is a fair question to ask before you let any service answer and record your calls, and it is worth answering properly rather than with a vague "it's fine."

The short version

You can record business calls in the UK if you make reasonable efforts to inform the people on the call. That is the whole test for the recording itself. The separate question of what happens to the recording afterwards is governed by data protection law. Tell people, and use the data only for what you said, and you are compliant.

The two rules that actually apply

The 2000 Regulations. The Telecommunications (Lawful Business Practice) (Interception of Communications) Regulations 2000, regulation 3, permit a business to record or monitor communications for a range of legitimate purposes (keeping records of transactions, and similar) provided it has made "all reasonable efforts to inform" the people who might use the system that their calls may be recorded. In practice, for an inbound call, that means a spoken line at the start telling the caller the call is recorded.

UK GDPR. Once you have a recording, it is personal data, and UK GDPR applies. You need a lawful basis and a real reason for holding it, you should keep it only as long as that reason lasts, and you must be transparent about it. This is the part of the law that stops "we record everything and keep it forever, just in case."

What "reasonable efforts to inform" looks like in practice

A short spoken disclosure at the start of the call, before anything is gathered, telling the caller they are speaking to an assistant and the call is recorded. It is not buried in a privacy policy nobody reads; it is said out loud, up front. That is what makes the recording lawful and, just as importantly, what makes callers trust it.

What must not happen

Recording with no disclosure at all.

Keeping recordings indefinitely with no retention limit.

Using a recording for something you never told the caller about.

How a properly built AI receptionist handles it

A well-built service says the disclosure line first, every time, without it being optional; keeps recordings only for a stated period; and is clear about where the data lives and who processes it. If you want the data-protection side in plain English, see what happens to your customers' data when an AI answers your phone. And the general "what does an AI receptionist even do" case is in AI receptionist for plumbers, which applies whatever your trade.

If you want to hear how it works, talk to Daisy and listen to how the call opens with the disclosure.

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