Section 2(62) in Cuttack Development Authority (Planning and Building Standards) Regulations, 2001
(62)(i)"Occupancy or use group" means the principal occupancy for which a building or a part of a building is used or intended to be used;Explanation-I - For the purposes of classification of a building according to occupancy, an occupancy shall be deemed to include the subsidiary occupancies which are contingent upon it.Explanation-II - The classification of buildings according to occupancy are as follows :(a)Residential Buildings : These shall include any building, in which sleeping accommodation is provided for normal residential purposes with or without cooking or dining or both facilities, including one or two or multifamily dwellings, lodging dormitories, apartment houses, flats and hostels.(b)Institutional Buildings : These shall include any building or part thereof which is used for purposes such as medical or other treatment or care of persons suffering from physical or mental illness, disease, infirmity, care of infants, convalescents or aged persons and for penal or correctional detention in which the liberty of the inmates is restricted and special training centres. Institutional buildings ordinarily provide sleeping accommodation for the occupants and specialised non-commercial training centres. It includes hospitals, sanatoria, custodial institutions and penal institutions like jails, prisons, mental hospitals and reformatories. These shall include any building used for school, college or day care purposes involving assembly for instruction education or recreation where it is a part of education.(c)Assembly Buildings : These shall include any building or part of a building where groups of people congregate or gather for amusement, recreation, special, patrioric, civil travel and similar purposes, for example - theatres, motion picture houses, assembly halls, auditoria, libraries, exhibition halls, museums, skating rinks, gymnasium, restaurants, dance halls, club rooms, passenger stations, and terminals of air, surface and other public transportation services, recreation parlours and stadia. These shall include any building used for religious purposes like prayers, puja, worship, religious or spiritual congregation, discourses, rituals and functions.(d)Commercial Buildings : These shall include any building or part of a building which is used as shop, stores, market for display and sale of merchandise either wholesale or retail, office storage or a service facilities incidental to the sale of merchandise and located in the same building shall be included under this group. These shall include any building or part of a building which is used for transaction of business for the keeping of accounts and records for similar purposes by any Government or local authority or a body corporate, or a company or a person or group of persons.(e)Industrial Building : These shall include any building or part of a building or structure, in which products or materials of all kinds and properties are fabricated, assembled or processed like assembly plants, laboratories, power plants, smoke houses, refineries, gas plants, mills, dairies, factories etc.(f)Storage Buildings : These shall include any building or part of building used primarily for the storage or sheltering of goods, wires, merchandise, like warehouses, cold storages, freight depots, transit sheds, store houses, garages, hangers, truck terminals, grain elevators, barns and stables.(g)Hazardous Buildings : These shall include any building or part of a building which is used for the storage, handling, manufacture or processing of highly combustible or explosive materials or products which may produce poisonous fumes or explosions for storage, handling, manufacturing or processing which involve highly corrosive toxic or noxious alkalis, acids or other liquids or chemicals producing flame, fumes and explosive poisonous, irritant or corrosive gases, and for the storage, handling or processing of any material producing explosive, mixtures or dust for which result in the division of matter in to fine particles subject to spontaneous ignition.
