Assessee-company filed its return of income which was accepted.  Assessing Officer issued a reopening notice upon assessee alleging that assessee had taken accommodation entry of fictitious purchases of shares from a company.  On writ  the court held that the notice  was not issued with prior approval of Principal Chief Commissioner or any other authority specified under section 151(ii) which was a mandatory requirement for issuance of notice under section 148 beyond period of three years from end of relevant assessment year.  Notice was quashed and  set aside. (AY. 2016-17)