Habitable Rooms as Requirements of Part of Building in UDCPR 2020

Mar 31, 2024

Before constructing a building several requirements need to be considered, for any rooms, garages, or basements of a building. These requirements can be as the plinth of the building, size, and height of the rooms, doorways, stairways, etc.


UDCPR Chapter 9 is all about the requirements of part of the building. 


This is Applicable to all Planning Authorities and Regional Plan Areas except the Municipal Corporation of Greater Mumbai, Other Planning Authorities/Special Planning Authorities/ Development Authorities within the limit of Municipal Corporation of Greater Mumbai, MIDC, NAINA, Jawaharlal Nehru Port Trust, Hill Station Municipal Councils, Eco-sensitive/Eco-fragile region notified by MoEF & CC and Lonavala Municipal Council, in Maharashtra.


Rule No. 9.0 Standard Requirements of Various Parts of Buildings


This part sets out the standard space requirements of various parts of the building, light and ventilation, the building services, fire safety, etc. The following parts of a building, wherever present, shall conform to the requirements given herein:


Rule No. 9.1 Plinth


i) The plinth of the building shall be so located with respect to the surrounding ground level that adequate drainage of the site is assured. The height of the plinth shall not be less than 30 cm. above the surrounding ground level. In areas subjected to flooding, the height of the plinth shall be at least 45 cm. above the high flood level.


ii) Covered parking spaces and garages shall be raised at least 15 cm. above the surrounding ground level and shall be satisfactorily drained.


Rule No. 9.2 Habitable Rooms


9.2.1 Size and Dimension of Habitable Rooms


Size and dimension of habitable rooms, shall be as per requirement and convenience of the owner.


9.2.2  Height of Habitable Rooms


The minimum and maximum height of a habitable room shall be given in Table No.9-A here under :


Table No.9-A

Sr. NoOccupancyMinimum Height (m.)Maximum Height (m.)
1Flat Roof - 
a) Any habitable room2.754.5
a 1) Habitable room in EWS / LIG Housing.2.754.2
b) Air-conditioned habitable room2.44.5
c) Assembly Halls, Residential Hotels of 3-star category and above, Institutional, Educational, Industrial, Hazardous or storage occupancies, Departmental Stores, Malls, IT Buildings, Office Buildings, Exhibition Centre, Convention Halls, Theatre, Film Studio, Entrance Halls and Lobbies to these buildings.

(2.40 m. in case

of Air conditioned room)

6.00 or higher according to the requirement of occupancy.
d) Shops3.004.5
2Pitched roof-  
 a) Any habitable room2.75 (average with 2.0 m. at the lowest point)

4.5 (average with

3.2 m. at the lowest point)

 b) Habitable room in EWS / LIG Housing.2.6 (average with 2.0 m. at the lowest point)

4.2 (average with

3.2 m. at the lowest point)


Provided that the minimum headway under any beam shall be 2.4 m.

Provided further that height more than that specified above, if required for a particular occupancy, shall not be counted towards the calculation of FSI.


Rule No. 9.3 Kitchen


9.3.1 Size of Kitchen


The size of the kitchen or a cooking alcove serving as cooking space shall be as per the requirement and convenience of the owner.


9.3.2  Height of Kitchen


The height of a kitchen measured from the surface of the floor, to the lowest point in the ceiling (bottom of slab) shall not be less than 2.75 m except for the portion to accommodate the floor trap of the upper floor.


Rule No. 9.4 Bath Rooms, Water Closets, Combined Bath Room and Water Closet


9.4.1 Size of bathroom and water closet


The minimum size shall be as follows -


i)  Independent Bathroom 1.00 m. x 1.20 m.


ii)  Independent Water closet 0.9 m. x 0.9 m.


iii)  Combined bathroom and water closet 1.50 sq.m. with a minimum width of 1.00 m.


9.4.2 Height of bathroom and water closet


The height of a bathroom or water closet measured from the surface of the floor to the lowest point in the ceiling (bottom of slab) shall be not less than 2.1 m.


9.4.3 Other requirements of bathroom and water closet


Every bathroom or water closet shall –


i)  be so situated that it derives ventilation from a ventilation shaft or external air;


ii)  have a window or ventilator, opening to a shaft or open space, of an area not less than 0.3 sq.m. with the side not less than 0.3 m.;


iii)  all the sewerage outlets shall be connected to the sewerage system. Where no such systems exist, a septic tank shall be provided within the plot conforming to the requirements of Regulation No.9.25.


Rule No. 9.5 Ledge or Tand/Loft


9.5.1 Location and Extent


Ledge or Tand may be provided at suitable places as per requirement. Lofts may be provided over kitchens, habitable rooms, bathrooms, water closets, and corridors within a tenement in residential buildings, over shops, and in an industrial building, as mentioned in below Table No.9-B subject to the following restrictions –


i)  The clear headroom under the Loft shall not be less than 2.1 m.


ii)  Loft in commercial areas and industrial buildings shall be located 2.0 m, away from the entrance.


iii)  Loft shall not interfere with the ventilation of the room under any circumstances.


iv)  The maximum height of the loft shall be 1.5m.


Table No.9-B - Provision of Loft

Sr. No.Rooms over which PermittedMaximum Coverage (Percentage to area or room below)
1Kitchen/Habitable Room25
2Bathroom, Water Closet, Corridor100
3Shops with widths up to 3.0 m.33
4Shops with a width exceeding 3.0 m.50


9.5.2 Location and extent of Ledge for Air Conditioning unit


Ledge for the Air Conditioning unit may be provided on the exterior of the wall of the rooms of size not exceeding 0.5 m. x 1.0 m. at the suitable location.


Rule No. 9.6 Cupboard




In residential buildings, cantilever projections of cupboards, floor to floor level, may be permitted except on the ground floor. Such projections excluding window area, may project up to 0.60 m. in the setbacks for buildings. However, the window frame shall be placed on the inner side of the wall and such cupboard shall be allowed only on one wall of each room. Moreover, such projection shall be at least 6.0 m. from the plot boundary in case of special buildings.




For heights, 24.0 m. and more no cupboard shall reduce the marginal open space to less than 6.0 m. on the first floor and 4.5 m. on the upper floor. In congested areas, cupboards may be permitted on upper floors projecting in front setbacks except over lanes having a width of 4.50 m. or less and in marginal distances subject to 1.0


Rule No. 9.7 Mezzanine Floor


9.7.1  Size of Mezzanine Floor


The minimum size of the mezzanine floor shall be as per the requirement and convenience of the owner. The aggregate area of such mezzanine floor shall in no case exceed 50% of the carpet area of that room, shops, etc. Where a loft is provided in the room, the mezzanine floor shall not be allowed.


Note - Mezzanine floor area shall be counted towards FSI.


9.7.2  Height of Mezzanine Floor


The headroom under the mezzanine floor shall not be less than 2.1 m.


9.7.3 Other requirements of mezzanine floor


A mezzanine floor may be permitted in a room or within a space, provided -


i) it conforms to the standards of living rooms as regards lighting and ventilation in case the mezzanine floor is used as a habitable room.


ii)  it is so constructed as not to interfere, under any circumstances, with the ventilation of the space over & under it.


iii)  such mezzanine floor or any part thereof will not be used as a kitchen.


iv)  it is at least 1.8 m, away from the front wall of such rooms.


v)  access to the mezzanine floor is from within the respective room only.


vi)  in no case shall a mezzanine floor be closed to make it liable to be converted into unventilated compartments.


Rule No. 9.8 Store Room


9.8.1 Size of Store Room


The area of a store room/room, if provided in a residential building, where light, ventilation, and height are provided at standards lower than as required for the living room, shall be as per requirements and convenience of the owner.


Rule No. 9.9 Garage 


9.9.1 Size of Private Garage


The size of a garage in individual residential buildings shall not be less than 2.5 m. x 5.0 m. and not more than 3.0 m. x 6.0 m. The garage, if located in the side open space, shall not be constructed within 3.0 m. from the main building, but at least 7.5 m, away from the any access road. The area of the garage shall be included in FSI.


9.9.2 Height of private Garage


The minimum and maximum height of the garage shall be 2.4 m. and 2.75 m. respectively.


9.9.3 Plinth of private Garage


The plinth of a garage located at ground level shall not be less than 15 cm. above the surrounding ground level.


9.9.4 Set Back of Private Garage


The garage shall be set back behind the building line for a street or road on which the plot abuts and shall not be located affecting the access ways to the building.


When the site fronts on two streets, the location of a garage (in a corner plot) (if provided within the marginal distances) shall be on diagonally opposite the point of intersections.


Rule No. 9.10 Roofs




The roof of a building shall be so constructed or framed as to permit effectual drainage of the rainwater therefrom by means of sufficient rainwater pipes of adequate size, wherever required, so arranged, jointed, and fixed as to ensure that the rainwater is carried away from the building without causing dampness in any part of the walls or foundations of the building or those of an adjacent building.




The Top Terrace of a building shall not be subdivided and it shall have only common access. However, intermediate terraces may be allowed to be attached to flats and shall not be counted in the balcony area.




The Authority may require rainwater pipes to be connected to a drain or sewer through a covered channel formed beneath the public footpath to connect the rainwater pipe to the road gutter or in any other approved manner, if not used for rainwater harvesting.


Rainwater pipes shall be affixed to the outside of the walls of the buildings or in recesses or chases cut or formed in such walls or in such other manner as may be necessary.


Rule No. 9.15 Supported Double Height Terraces


Supported double-height terraces shall be permitted (open terraces with railing and minimum height equal to two floors) within the building line.


Rule No. 9.31 Additional Requirements In Case of Housing Schemes


The following amenities shall be provided in any housing scheme and shall be counted in FSI.


i)  Fitness Centre, Crèche, society office cum letter box room, admeasuring area of about 20 sq.m. in scheme having minimum 100 flats and thereafter additional 20 sq.m. area for every 300 flats.


ii)  Sanitary block for servants having a maximum area of 3.0 sq.m. in schemes having minimum100 flats and thereafter additional 3.0 sq.m. area for every 200 flats.


iii)  Drivers room of size 12.0 sq.m. with attached toilet in schemes having minimum 100 flats and thereafter additional 10.0 sq.m. area for every 300 flats.


In case of a scheme having more than 1000 flats, the above amenities shall be reasonably provided keeping in view the above requirements.


iv) Every Residential building having more than 6 flats/tenements shall have an entrance lobby of a minimum of 9.0 sq.m. on the ground floor. The minimum dimension of such a lobby shall not be less than 2.50 m.


v) The requirements at (i) to (iii) above shall firstly be provided for the building having 30 (1) to 100 tenements and thereafter the quantum mentioned in the said provisions shall be provided.


Rule No. 9.32 Fire Protection Requirement


All special buildings shall be planned, designed, and constructed to ensure fire safety and this shall be done in accordance with the regulations of Maharashtra Fire Prevention and Life Safety Measures Act, 2006. For the provisions not included in these regulations and the said Act, provisions mentioned in Part IV of Fire Protection of National Building Code India, amended from time to time shall be referred to and prevail.


Related Regulations to Rule No. 9


Basements as Requirements of Part of Building in UDCPR 2020


Ramp as Requirements of Part of Building in UDCPR 2020


Balcony as Requirements of Part of Building in UDCPR 2020


Provision of Lift as Requirements of Part of Building in UDCPR 2020


Lighting and Ventilation of Room as Requirements of Part of Building in UDCPR 2020


Compound Wall and Other Requirements of Part of Building in UDCPR 2020