S. 143(1) : Assessment-Intimation-Penalty-Tax auditor had categorized amount in question as penalty-Prima facie disallowable under section 143(1)(a)(iv)-AO is not required to pass a speaking order for said adjustment made in strict terms-Matter remanded the matter to the file of CIT(A) to deciding a fresh on merit. [S.37(1), 143(1)(a)(iv)]