This article presents for the first time the experience of the survey of the social and communicative sphere of 21 wards of the palliative department of the institution of inpatient social services aged from 2 years 10 months to 23 years with severe motor and intellectual disabilities complicated by sensory deficiencies and chronic somatic diseases. For the diagnosis, the author’s methodology for assessing the social and communicative sphere of children with severe multiple developmental disorders was used.