(1)  The proposed project shall be developed and completed by the promoter in accordance with the sanctioned plans, layout plans and specifications as approved by the competent authorities.

   (2)  Notwithstanding anything contained in any law, contract or agreement, after the sanctioned plans, layout plans and specifications and the nature of the fixtures, fittings, amenities and common areas, of the apartment, plot or building, as the case may be, as approved by the competent authority, are disclosed or furnished to the person who agree to take one or more of the said apartment, plot or building, as the case may be, the promoter shall not make—

   (i)  any additions and alterations in the sanctioned plans, layout plans and specifications and the nature of fixtures, fittings and amenities described therein in respect of the apartment, plot or building, as the case may be, which are agreed to be taken, without the previous consent of that person:

   Provided that the promoter may make such minor additions or alterations as may be required by the allottee, or such minor changes or alterations as may be necessary due to architectural and structural reasons duly recommended and verified by an authorised Architect or Engineer after proper declaration and intimation to the allottee.

   Explanation.-- For the purpose of this clause, minor additions or alterations excludes structural change including an addition to the area or change in height, or the removal of part of a building, or any change to the structure, such as the construction or removal or cutting into of any wall or a part of a wall, partition, column, beam, joist, floor including a mezzanine floor or other support, or a change to or closing of any required means of access ingress or egress or a change to the fixtures or equipment, etc.

   (ii)  any other alterations or additions in the sanctioned plans, layout plans and specifications of the buildings or the common areas within the project without the previous written consent of at least two-thirds of the allottees, other than the promoter, who have agreed to take apartments in such building.

   Explanation.-- For the purpose of this clause, the allottee, irrespective of the number of apartments or plots, as the case may be, booked by him or booked in the name of his family, or in the case of other persons such as companies or firms or any association of individuals, etc., by whatever name called, booked in its name or booked in the name of its associated entities or related enterprises, shall be considered as one allottee only.

   (3)  In case any structural defect or any other defect in workmanship, quality or provision of services or any other obligations of the promoter as per the agreement for sale relating to such development is brought to the notice of the promoter within a period of five years by the allottee from the date of handing over possession, it shall be the duty of the promoter to rectify such defects without further charge, within thirty days, and in the event of promoter's failure to rectify such defects within such time, the aggrieved allottees shall be entitled to receive appropriate compensation in the manner as provided under this Act.