Identifying Wire

[akcooper9]

When running a sub panel to a detached garage, do the two hots for a 240v run need to be identified red and black or can I just leave them both black?

 

[pattenp]

Both can be black.

 

[Norcal]

Both can be black.

They can be any color other then white ,gray, or green.

 

[akcooper9]

Perfect. Thanks guys. Off t finish the install!