Application of provisions to alterations and additions :— The provisions

of this chapter and of any or bye-laws made under this Act relating to construction and reconstruction of buildings shall also be applicable to any alteration thereof or addition thereto :

Provided that works of necessary repair which do not affect the position

or dimension of a building or any room therein shall not be deemed an alteration or addition for the purposes of this section.

![273-A. Demolition or alteration of building work unlawfully commenced, carried on or completed :- (1) If the Executive Officer is satisfied. —

1. (i) that the construction or reconstruction of any building or well—

1. (a) has been commenced without obtaining the permission of the Executive Officer or where an appeal has been preferred to the municipality in contravention of any order passed by the municipality in appeal; or
2. (b) is being carried on, or has been completed otherwise than in accordance with the plans or particulars on which such permission or order was based; or
3. (c) is being carried on, or has been completed in breach of any of the provisions of this Act or of any rule or bye-law made under this Act or of any direction or requisition lawfully given or made under this Act or such rules by-laws; or
   • (ii) that any alterations required by any notice issued under Section 271 have not been duly made; or
   • (iii) that any alteration of or addition to any building or any other work made or done for any purpose in, to or upon any building, has been commenced or is being carried on or has been completed in breach of Section 273, he may make a provisional order requiring the owner or the builder to demolish the work done, or so much of it as, in the opinion of the Executive Officer, has been unlawfully executed or to make such alteration as may in the opinion of the Executive Officer be necessary to bring the work into conformity with the Act, bye-laws, rules, direction or requisition as aforesaid, or with the plans and particulars on which such permission or order was based: and may also direct that until the said order is complied with the owner or builder shall refrain from proceeding with the building or well.

1. (2) The Executive Officer shall serve a copy of the provisional order made under sub-section (1) on the owner of the building or well together with a notice requiring him to show cause within a reasonable time to be mentioned in such notice why the order shall not be confirmed.
2. (3) if the owner fails to show cause to the satisfaction of the Executive Officer, the Executive Officer may confirm the order with any modification he may think fit to make, and such order shall then be bindig on the owner.)