S.147: Reassessment- Tax evasion petition- Recording of reasons- Bogus entries- Tax evasion petitions received for previous years cannot be basis for reopening of assessment for relevant year, as Assessing Officer had not referred in recording reasons for the year under consideration- Reports submitted by the Income tax Officer who is not authorised to exercise the power cannot be the basis for reopening of assessment [ S.69A, 131(IA), 148 ]