A video of the incident rocketed the Internet.
It showed family members of a few policemen sitting in chairs even as others stood up for the national anthem.
Chief Minister Mehbooba Mufti was the chief guest at the attestation-cum-passing out parade of 911 recruit constables. Director General of Police S P Vaid was in attendance at the event.
A police official said: "We have taken note of the incident and action would be taken against the guilty."
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