A general tax reduction is available on qualifying income. This reduction is:
For tax years that straddle a calendar year, the rate is prorated based on the number of days in each calendar year.
Corporations benefit from the general tax reduction only on taxable income that is subject to a rate of 38%.
The reduction does not apply to income that benefits from preferential corporate tax treatment, such as:
The reduction will not apply to a corporation that was, throughout the year, an investment corporation, a mortgage investment corporation, or a mutual fund corporation.
Reference
Subsection 123.4(1)
If you are a CCPC throughout the tax year, complete this area of page 5 to calculate the reduction. Enter the resulting amount on line 638 on page 7.
Reference
Subsection 123.4(2)
Do not complete this area if you are a CCPC, an investment corporation, a mortgage investment corporation, a mutual fund corporation, or a corporation that has income not subject to the corporation tax rate of 38%.
All other corporations complete this area of page 5 to calculate the reduction. Enter the resulting amount on line 639 on page 7.
Reference
Subsection 123.4(2)