S. 271AAB : Penalty-Search initiated on or after 1st day of July 2012-Undisclosed income – Additional amount declared – Penalty levied at 60% on the amount surrendered is not valid penalty can be levied only at 10% of surrendered income – Additions made in respect of debatable issue levy of penalty is not justified. [S. 132(4), 271AAB(1)(a), 271AAB(c), 274]