The owner of a dance hall, on ascertaining that a portion of the ceiling of the hall was in need of repair, decided to replace the whole of the ceiling with a different but better material. The new ceiling, in addition to enhancing the appearance of the hall, improved the acoustics. The total cost of the material and of erecting the new ceiling was $240,000. It was estimated that the total cost of repairing the ceiling would be $150,000. 

Required: Discuss the amount, if any, allowable as a deduction for income tax purposes. Support your answer with reference to legislation and cases. Subject Taxation law and practices