A Band Council of an Indian Reserve employed non-aboriginal staff at the reserve, who lived in housing on the reserve, but also might have a home off-reserve to which they would travel on weekends. In addition to their base salaries, they were paid a cost of living premium and a transportation premium. Were the premiums excludable from income pursuant to s. 6(6) where the employee signed a one-year contract with the Band Council that had been renewed every year for the past five years, or where the employee instead signed a 3-year contract with the Council. CRA responded: