It is the duty of AO to allow all lawful deductions, even if not expressly claimed by the assessee: SC
Any authorization issued by an authority lacking such jurisdiction would be liable to be quashed as ultra vires: Raipur ITAT
Rectification orders U/s 154 not legally permissible if the issue is debatable and not a mistake apparent from the record.
Reopening & Reassessment on the same grounds already examined under Section 147 is quashed by Delhi HC
No withdrawal of exemption of charitable trust for payments to a related party so long as it is reasonable and for actual services: Delhi HC