CanadaCRA2026

CRA Form RC66, Canada Child Benefits Application

Apply for the Canada child benefit and related child payments.

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About CRA Form RC66, Canada Child Benefits Application

The RC66, Canada Child Benefits Application, is a CRA form used to apply for the Canada child benefit and related programs for children in your care. It collects details about you, your spouse or common-law partner, and each child.

You use it when a child is born, when a child starts to live with you, or when you become a resident of Canada with children. If you or your spouse are new to Canada, the CRA may also ask you to include the RC66SCH schedule. This page is a general helper, not tax advice, so always download and file the current official form from the CRA.

Who needs to complete it

  • Parents applying for the Canada child benefit for a new baby.
  • Caregivers when a child begins living with them.
  • New residents of Canada who have children in their care.
  • Families who share custody and need to register a child.

How to fill out CRA Form RC66, Canada Child Benefits Application

  1. 1Enter your name, social insurance number, address, and contact details.
  2. 2Give your marital status and the date it began if it changed.
  3. 3Add your spouse or common-law partner's name and social insurance number if you have one.
  4. 4List each child's name, date of birth, and place of birth.
  5. 5State when each child started living with you and your relationship to them.
  6. 6Answer the citizenship and residency questions for you and your spouse.
  7. 7Attach any documents the form asks for, such as proof of birth or the RC66SCH schedule if you are new to Canada.
  8. 8Sign and date the form and mail it to your tax centre, or apply online through the CRA instead.
This page is a free fillable helper and general guide, not the official form and not legal or tax advice. Always download and file the current official version from the official source.

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Frequently asked questions

Do I need to apply for each child separately?

No. You can list more than one child on the same RC66 application. Add a page if you have more children than the form has room for.

Do I need a social insurance number to apply?

Yes, you and your spouse or common-law partner generally need a social insurance number. Apply for one first if you do not have it yet.

Can I apply online instead of on paper?

In many cases yes. You can often apply through your CRA My Account or when you register a birth, but the paper RC66 remains an option.

Is this the official CRA form?

This is a general helper. Always download and file the current official RC66 from the CRA before you submit your application.