| 158B   Definitions | 
		| 158BA   Assessment of undisclosed income as a result of search | 
		| 158BB   Computation of undisclosed income of the block period | 
		| 158BC   Procedure for block assessment | 
		| 158BD   Undisclosed income of any other person | 
		| 158BE   Time limit for completion of block assessment | 
		| 158BF   Certain interests and penalties not to be levied or imposed | 
		| 158BFA   Levy of interest and penalty in certain cases | 
		| 158BG   Authority competent to make the block assessment | 
		| 158BH   Application of other provisions of this Act | 
		| 158BI   Chapter not to apply after certain date |