In each of the following Cases, determine whether the interest payments made to nonresidents are subject to Part XIII withholding tax, and if so, at what rate.

Case 1 Jason, a resident of a country that does not have a tax treaty with Canada, earned $3,000 in interest from a term deposit in a Canadian bank during 2020. Case 2 Janice, a resident of a country that does not have a tax treaty with Canada, earned interest of $1,800 on Government of Canada bonds during 2020. Case 3 Julian, a resident of Ottawa, acquired a vacation property in a country that does not have a tax treaty with Canada. The property is mortgaged with a bank in the foreign country. Julian paid $12,000 in interest to the foreign bank in 2020. Case 4 Jasmine, a resident of Manitoba, paid $5,000 in interest on a loan from her brother, a resident of Ohio, during 2020.