D7503

D7503 is the ICF code for Informal relationships with co-inhabitants, classified under Activities and Participation. It describes creating and maintaining informal relationships with people who are co-inhabitants of a house or other dwelling, privately or publicly run, for any purpose.

D7503 belongs to the Activities and Participation component of the ICF. Execution of tasks and involvement in life situations.

The ICF (International Classification of Functioning, Disability and Health) is a WHO classification that describes how health conditions affect a person's functioning — body functions, body structures, activities and participation, and environmental factors. It complements ICD-10/ICD-11 diagnosis codes with functioning assessment data used in rehabilitation, disability evaluation, and care planning.