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Information About Line 10100 On Tax Return In Canada


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On most Canadians’ tax returns, line 10100 will be one of the few tax lines they will have.


What is Line 10100

  • Line 10100 on Canadian tax return represents taxpayer’s employment income. The income they receive from their employer is usually shown in box 14 of your T4 slip.
  • It is the sum of all the box 14 amounts on T4 slips from employment income. This amount can be find on line 15000 of personal tax return. While line 10100 indicates employment earnings, it does not always reflect total earnings. A few examples of employment income could be reported in box 14: salaries, commissions, gratuities and bonuses.
  • Taxpayer will receive a T4 slip from their employer during tax season if they have an employer. Line 10100 on tax return will come with the income mentioned on this slip.
  • Employers must provide employees with T4 slips by the end of February. Taxpayers must notify their employer if they still need to get T4 slips since line 10100 depends on them.


How to Find Line 10100 on Tax Return?

Those who are filing their first tax return may find line 10100 difficult. This entry is often used to validate the CRA’s login information and is essential to the annual tax return. Taxpayers can locate line 10100 on page 3 of thier T1 General Form.


Tax Information To Enter On Line 10100 Section

Line 10100 of taxpayer’s T4 slip contains the figures in Box# 14 of the slip. Taxpayer should fill in Box#14 with all of their employment income, including salaries, bonuses, and wages.

Many insurance plans and workplace payment plans are included on line 10400, called Other Employment Income.

The T4 slip does not include all employment income; line 10100 must be calculated accordingly. The T4 does NOT have the following:

  • Income generates from another country.
  • Research grants.
  • Clergy housing allowances.
  • Royalties.
  • Wage-loss substitute.
  • Veteran benefits.



Even though tax returns seem straight, in actuality, they are not. They may need to be more precise than what you were expecting. It is particularly true for first-time tax filers. Contact a professional income tax accountant when doing your taxes, and you’ll never get mistaken.