Chapter-7 General Building Requirements/ General Building Requirements/Provisions, Section 7.14 Interior Open Space for Light and Ventilation

  1. The whole or part of one side of one or more rooms shall abut an interior open space whose minimum width in all directions shall be 3.0 m in case of buildings not more than 15 m in height unless mechanically ventilated.
  2. Sunken Courtyard: Sunken courtyard as a ‘light well’ within the building envelop shall be permitted for light and ventilation for basement area.
  3. Skylight: Skylight in interior open space(courtyard) may be permitted subject to it may not act as a coverage space on the ground floor and not violate the maximum/ minimum ground coverage norms.