Any new construction which increases the height or area of an existing building.

Construction involving changes in the materials used, partitioning, location/size of openings, structural parts, existing utilities and equipment without increasing the area of the building.

Any physical change made on a building to increase its value, utility, and/or to improve aesthetic quality.

A change in the use or occupancy of a building.

Remedial work done on any damaged or deteriorated portion of a building.

The systematic dismantling or destruction of a building, in a whole or in part.

A secondary building located within the same premises, the use of which is incidental to that of the main building.