Section 34(3)(d) in The Kerala Panchayat Buildings Rules, 2011
(d)Group C - Medical or Hospital Building shall include any building or part thereof, exceeding 150 sq. metres of floor area which is used for purposes such as medical or other treatment or care of persons suffering from physical or mental illness, disease or infirmity, care of infants, convalescents or aged persons. Hospitals, sanatoria, clinics, homes for the aged and the infirm, convalescent homes, mental hospitals etc, are included in this group.