One of the common reasons for the employment expenses not to be calculated properly is due the box 12. Box 12 has to be filled and the CRA calculator must be used to get the proper amount to enter.
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Thank for the suggestion. However, line 12 makes no difference, whether I put the correct number, or $20, or $20000, the results are the same. The only box on that form that actually changes how much is being calculated for my final employment expenses is Line 1.