This document provides support resources for parents who have suffered the sudden loss of an infant or young child. It informs about the procedures stipulated in the United Kingdom for cases classified as Sudden Infant Death Syndrome (SIDS), outlining the immediate steps following the death, the autopsy process, and recommending strategies for managing grief. It was developed by The Lullaby Trust, a UK-based nonprofit organization dedicated to SIDS research and supporting families who have lost a child in these circumstances.