S. 92C: Transfer pricing-Arm’s length price-Avoidance of tax-International transaction-Comparable companies-Related party transactions filter-Companies having 99 per cent. and 100 per cent. related party transactions-To be excluded from final set of comparables–Assessing Officer obligated to compute income in conformity with arm’s length price determined by Transfer Pricing Officer-Assessing Officer changing cost allocation methodology from headcount ratio to salary expense ratio, partly disallowing support services cost-Not proper-Depreciation on intangible assets being customer contracts and assembled workforce-Allowable-Deduction of tax at source-Credit for-Assessing Officer directed to verify and grant credit for tax deducted at source, advance tax and self-assessment tax.[S. 32(1)(ii), 92B , 92CA(3), 92 CA(4)]