QUICK TAKEAWAY
The Income Tax Act (ITA) is a federal law governing the collection and administration of income tax. Its primary goal is to raise revenue for the Canadian government from individuals and corporations. The legislation sets out the rules and regulations for calculating taxable income, establishes tax rates, enforces compliance and provides incentives. The Act was introduced in 1917 as a temporary measure to finance Canada's participation in World War I. It has been amended numerous times to reflect changes in the Canadian economy and society.