LONDON — More than 250 survivors of the suicide bombing that killed 22 people at a 2017 Ariana Grande concert in Manchester, England are taking legal action against Britain’s domestic intelligence agency, lawyers said.

Lawyers from three law firms said Sunday they have submitted a group claim on behalf of more than 250 clients to the U.K.’s investigatory powers tribunal. They said they could not provide further details because it was an ongoing legal matter.

Suicide bomber Salman Abedi…