Demolition work, "small green tile cottage" the measurement of the area should be what ...

In terms of the current housing policy, there is no clear document, according to the general surveying and mapping method of measurement is this: the boundary of the property rights area of the main structure of the house - that is, the boundary of the external wall, the area of the drip as the boundary. Like your situation, if you think your tenant is unreasonable, you can apply to the Arbitration Commission for arbitration.