# Form TD1

URL: https://pdf.net/pdf-forms/tax-forms/td1
Category: Tax Forms
Attributes: Trusted by accountants, Monthly top‑searched

Form TD1 is a Canada Revenue Agency (CRA) document used by employees to provide the employer with the information necessary to correctly withhold their income taxes.

Once you open our fillable Form TD1 in our PDF editor, you’ll need less than an hour to complete it with the required information. Then, you can deliver it to your employer and let them do the rest.

## Versions

- 2025 — [download PDF](https://cdn.sanity.io/files/i16te7yp/production/6b0724d1f2e4fb42f20e3390cb65301f9711edd2.pdf)

## How to Fill Out a Form TD1

Step 1: Open Form TD1 in our PDF editor.

Step 2: Read the Form TD1 instructions on page 2 and tick the boxes that apply.

Step 3: Fill out your personal information and contact details on page 1.

Step 4: Complete the form by estimating your circumstances and writing the amounts in the fields that apply.

Step 5: Calculate your total claim amount.

Step 6: Sign the form and submit it to your employer.

## Facts

### What Is Form TD1 Used For?

Form TD1 is a document used by employees to provide information to employers about tax deductions and credits, so employers can accurately withhold employees’ income taxes. Essentially, filling out this form ensures that your tax liability reflects your personal circumstances and accounts for your dependents, tuition, disability benefits, and more.

### Who Should Use Form TD1?

Form TD1 is primarily used by new employees at the beginning of their employment with a particular employer, but you should also file it when your circumstances change. For instance, if you want to claim new dependents, you need to fill it out again.

### When Is the Form TD1 Due?

Form TD1 is due when an employee begins to work with a new employer or within 7 days after their circumstances change in a way that may affect their tax liability. There is no universal due date, as each employee files this form when the situation requires it.

### Are There Penalties for Not Filing Form TD1?

Penalties for not filing Form TD1 when it’s required are $25 for each day the form is late. The minimum penalty is $100, while the maximum is $2,500.

### How and Where Do I File Form TD1?

Form TD1 should be filled out, signed, and sent to the employer, who then keeps it on your record and uses it annually to withhold your taxes. In other words, you submit this form only once, unless your circumstances change.

## Related forms

- [Form W-4](https://pdf.net/pdf-forms/tax-forms/form-w-4)
- [T1 General](https://pdf.net/pdf-forms/tax-forms/t1-general)
- [Form RC1](https://pdf.net/pdf-forms/business-forms/form-rc1)
- [W2 Form](https://pdf.net/pdf-forms/tax-forms/w2-form)
- [Form 941](https://pdf.net/pdf-forms/tax-forms/941-form)