CRA indicates that that “US EIP” payments received under the CARES Act are not income from a source

A permanent resident of Canada receiving “US EIP” payments under the CARES Act, being a refundable tax credit for U.S. citizens and U.S. resident aliens that is recaptured if adjusted gross income reaches certain thresholds was not taxable thereon given that:

The amount is considered an advanced payment of a 2020 refundable tax credit, and therefore is likely not income from a source under the Income Tax Act.

Neal Armstrong. Summary of 31 August 2020 Internal T.I. 2020-0851811I7 under s. 3.