S. 37(1) : Business expenditure-Purchase of raw materials-Over-invoicing-Statements of employees not corroborated by facts-Addition is deleted-Bogus purchases-Entire purchase value cannot be added-Profit rate of eight per cent is fair and reasonable-Professional fees-Addition is not valid-Selling and marketing expenses comprising gifts, travelling expenses, hotel expenses and conference registration charges-Board Circular and Medical Council Regulations effective only from 14-12-2009-Sales Promotion expenses incurred prior to that date, not to be disallowed as prohibited by law whether or not including freebies given to doctors-Patient detection and education camp and camp expenses comprising medicine and testing kits, certain instruments purchased as required in medical camps-Incurred for benefit of patients and not doctors-Not to be disallowed–Sponsorship expenses made to trade bodies or associations not been prohibited by Medical Council Regulations-Disallowance is unwarranted-Sponsorship expenses to create brand awareness-Expenses on participation in symposiums and Exhibitions-No bar under Medical Council Regulations on registering at different symposiums, hiring and erecting stalls-Allowable as deduction-Expenses paid to institutions and trade bodies not resulting in benefit to medical Practitioner-Allowable as deduction-Hotel and travelling expenses benefitted doctors and amounting to availing of hospitality from a pharmaceutical company-Hotel expenses and travelling expenses is disallowable–Expenditure incurred for organising conference not freebies-Brand recall purchases-Expenses of nominal value less than Rs. 1,000 on articles with assessee’s name and logo given to customers, retailers, stockists and distributors-Excluded from mischief of medical council regulations-Allowable as deduction-Expenses on journals and periodicals incurred for researching and printing literature or purchasing journals regarding products and its related uses and effects-Allowable as deduction-Reimbursements of local taxi and conveyance expenses incurred by sales employees and staff on their outstation visits-No disallowance can be made-Expenses related to printing of files, folders, pads and pens to be used by field staff and doctors who were attending camps-Allowable as deduction-Expenses on articles and gifts purchased by field staff to be distributed to wholesalers, stockists and business partners-Allowable as deduction Expenses on air tickets of doctors attending conferences-Not allowable a deduction–Ad hoc disallowance-Estimated disallowance of 10 Per Cent. without rejecting books of account or pointing out any defect or omission-Disallowance is not justified-Employees’ Stock Option Plan Expenses-Allowable as revenue expenditure-[S. 37(1) Expln. 1, 69C, Central Board Of Direct Taxes Circular No. 5 Of 2012, Dated 1-8-2012, Medical Council Of India Regulations, 2009]