S. 69C: Unexplained expenditure – Bogus purchases –Information from Sales- Tax Department – Failure to prove genuineness of purchases –Order of the Appellate Tribunal holding that only profit estimation at 12. 5% was set aside – Order of the Assessing Officer confirming the addition of entire purchases a bogus under section 69C of the Income -tax Act was affirmed by High Court – SLP of assessee dismissed . [S.69C 133(6), 143(3), 144, 147, 148, Art . 136 ]