Calculating net income for tax purposes
1. Section 3(a): Include all income from the current year except capital gains (employment, business, property, and other), only include profits, deduct associated expenses
2. Section 3(b): Cover capital gains and losses from the current year, start with taxable capital gains (1/2 of actual gains), subtract allowable capital losses (1/2 of actual losses), result must be positive or zero
3. Section 3(c): Deductions from other types of income in the current year, subtract this subtotal from the end result of 3(b)
4. Section 3(d): Subtract any losses this year from all types of income except capital gains and other, including allowable business investment losses (ABIL), subtract the sum of these losses from the result of 3(c) to get net income for tax purposes