SEC. 34. Deductions from Gross Income. - Except for taxpayers earning compensation income arising from personal services rendered under an employer-employee relationship where no deductions shall be allowed under this Section other than under subsection (M) hereof, in computing taxable income subject to income tax under Sections 24 (A); 25 (A); 26; 27 (A), (B) and (C); and 28 (A) (1), there shall be allowed the following deductions from gross income;
(A) Expenses. -
(1) Ordinary and Necessary Trade, Business or Professional Expenses.-
(a) In General. - There shall be allowed as deduction from gross income all the ordinary and necessary expenses paid or incurred during the taxable year in carrying on or which are directly attributable to, the development, management, operation and/or conduct of the trade, business or exercise of a profession, including: (i) A reasonable allowance for salaries, wages, and other forms of compensation for personal services actually rendered, including the grossed-up monetary value of fringe benefit furnished or granted by the employer to the employee: Provided, That the final tax imposed under Section 33 hereof has been paid;
(ii) A reasonable allowance for travel expenses, here and abroad, while away from home in the pursuit of trade, business or profession;
(iii) A reasonable allowance for rentals and/or other payments which are required as a condition for the continued use or possession, for purposes of the trade, business or profession, of property to which the taxpayer has not taken or is not taking title or in which he has no equity other than that of a lessee, user or possessor;
(iv) A reasonable allowance for entertainment, amusement and recreation expenses during the taxable year, that are directly connected to the development, management and operation of the trade, business or profession of the taxpayer, or that are directly related to or in furtherance of the conduct of his or