Child Disability Benefit (CDB)

https://www.canada.ca/en/revenue-agency/services/child-family-benefits/child-disability-benefit.html

The CDB is a tax-free monthly payment made to families who care for a child under age 18 with a severe and prolonged impairment in physical or mental functions.

Eligibility:

• You must be eligible for the Canada Child Benefit (CCB)
• Your child must be eligible for the Disability Tax Credit (DTC)