Section 393-46 - Income directly attributable to the business(a) "Income directly attributable to the business" means gross profits from the business minus deductions for: (1) Compensation of officers;(2) Salaries and wages, except wages paid by an individual proprietor to oneself;(4) Taxes on business and business property;(5) Business advertising;(6) Amounts contributed to employee benefit plans;(7) Interest on business indebtedness;(8) Rent on business property; and(9) Other expenses necessary for the current conduct of business.(b) Deductions shall not include: (2) Contributions or gifts, other than those listed under subsection (a)(6);(3) Amortization and depreciation; or(4) Losses by fire, storm, casualty, or theft.(c) The director may promulgate rules and regulations necessary to define income directly attributable to business for the purpose of section 393-45.L 1974, c 210, pt of §1; gen ch 1985