Are ephemeral or disappearing messages legal to use for work, or do they violate recordkeeping rules?

Short answer: the technology itself is not inherently illegal, but using it for communications that qualify as records can violate recordkeeping rules and legal duties. The deciding factor is not the app — it is the content and your obligations to retain it.

It depends on whether the message is a record

Recordkeeping rules apply to the substance of a communication, not the channel it travels on. A message documenting a decision, transaction, policy, or business activity may be a record regardless of whether it was sent by email, chat, or a self-deleting messaging feature.

If a communication meets your organization’s definition of a record, it must be captured and retained for its required retention period. A tool that automatically destroys the message before that period ends defeats that obligation. Conversely, casual or transitory exchanges that never rise to record status generally do not require retention — and disappearing them is usually fine.

Where the legal risk appears

Auto-deletion becomes a serious problem in a few recurring situations:

• Active or reasonably anticipated litigation. Once a duty to preserve arises, a litigation hold suspends ordinary deletion. Letting messages auto-delete despite a hold can be treated as spoliation, with sanctions and adverse inferences.
• Public-sector recordkeeping. Government communications about official business are subject to records laws and public-access regimes; using disappearing messages to conduct business can place records beyond required retention, audit, and disclosure.
• Regulated industries. Some sectors must preserve business communications for set periods, and supervisory rules increasingly scrutinize “off-channel” and ephemeral messaging.

Practical guidance

• Decide before adoption whether a channel will be used for record-bearing communications, and disable auto-deletion where it would.
• Set retention by content and obligation, not by the convenience of the app.
• Train staff that moving conversations to disappearing channels to avoid retention or discovery is itself a compliance and legal risk.
• Ensure your preservation process can override auto-deletion the moment a hold attaches.

In short, ephemeral messaging is a legitimate tool for genuinely transitory talk, but it is not a lawful way to make records — or evidence — disappear.

For related guidance, see the email and messaging topic hub.