First fix comprises all the work needed to take a building from foundation to putting plaster on the internal walls. This includes constructing walls, floors and ceilings, and inserting cables for electrical supply and pipes for water supply.

repair or renovation means any work to an existing building or structure, which improves its condition without structural alterations or changes to more than 50 percent of the building or structure, but shall not include any reconstruction or enlargement, and repaired and renovated shall have a corresponding meanings.