nThe retrospectivity and prospectivity of the statute has been considered by Hon'ble Supreme Court in number of recent judgments, vide., (2008) 1 SCC 188 (Jaswant Talkies. Vs. Commercial Taxes Officer, Bhilwara); JT 2009 (9) SC 306 (High Court of Delhi Vs. A.K. Mahajan and others); JT 2009 (9) SC 386 (M/s Shakti Tube Ltd. Vs. State of Bihar); 2910 (2) SCC 422 (Union of India and another. Vs. Kartick Chandra Mondal and another), held that in case, statute expressly itself not made it operative retrospectively, it shall operate prospectively.