Housing project deduction: full relief for qualifying residential developments subject to approval, completion, area and compliance conditions. A full deduction of profits from developing and building qualifying housing projects is available where the project is approved by the competent authority within the prescribed approval window, completed within the stipulated completion period, is the sole housing project on the land, maintains separate books of account, limits commercial built-up area, meets plot size, carpet area and FAR utilisation criteria by location, complies with the stamp duty value threshold for residential units where applicable, and remains subject to exclusion for works-contracts and to minimum/alternate tax provisions.