S. 92CA : Transfer pricing Reference to Transfer Pricing Officer- Arm’s Length price- Avoidance of tax- Net profit margin-That Profit margins required to be compared with profit margins of enterprise and not that of any sub-unit or division of enterprise-Res Judicata- Once accepted in earlier year as initial year- Thee same has to be accepted- Company- Splitting transactions unit wise for determining Arm’s Length Price would not be apposite —Order of Tribunal holding payroll taxes as allowable expenditure is not erroneous- Expression an international transaction is to be construed in plural. [S. 2(31),10A, 92CA(3), 92F(iii) R.10A]