Follow the steps to fill out your T4 form online.

1. Press the ‘Get Form’ button to acquire the T4 document and open it in your preferred editor.
2. Begin by entering the employer's name as it appears on official records in the designated field labeled 'Employer's name.' This is important for proper identification of your payor.
3. In the 'Year' section, input the year corresponding to the remuneration paid. This helps ensure your records accurately reflect the right tax year.
4. Fill in the employer's account number, which is essential for the Canada Revenue Agency to track contributions and remittances.
5. Indicate the province of employment, as this may affect tax calculations and contributions.
6. Enter the employee's social insurance number correctly to avoid issues with tax processing.
7. In the sections for income tax deducted, CPP contributions, and EI premiums, fill in the amounts as applicable. It's crucial to refer to your pay stubs for accurate figures.
8. Record employment income in the designated field, ensuring that this information matches your total earnings for the reporting period.
9. Complete other relevant boxes with contributions like union dues, charitable donations, and any registered pension plan (RPP) contributions.
10. Review all entered information for accuracy. Once satisfied, save your changes to the document.
11. Finally, you can download, print, or share your completed T4 form as required.

Start filling out your Canada T4 online today to ensure accurate tax reporting.