11 June 2014
what is considered in an assessment will depend on the AO.
normal 143(3) assessment is to be completed as under (refer section 153):
(a) two years from the end of the assessment year in which the income was first assessable ; or
(b) one year from the end of the financial year in which a return or a revised return relating to the assessment year commencing on the 1st day of April, 1988, or any earlier assessment year, is filed under sub-section (4) or sub-section (5) of section 139,