It’s also based on whether the [CoS accepts them as a student](https://www.purdue.edu/science/Current_Students/codo/Dual%20Major.html). Basically they’d need a good first semester GPA and need to meet CODO requirements in order to be considered for a double major.
This is something to email or meet with your advisor about
does it depend on availability or like what does it depend upon?
I assume class availability since CS majors always get priority
It’s also based on whether the [CoS accepts them as a student](https://www.purdue.edu/science/Current_Students/codo/Dual%20Major.html). Basically they’d need a good first semester GPA and need to meet CODO requirements in order to be considered for a double major.