If you yank their tax-exempt status, its race riots out the whazooo!
Repeat after me:
NAACP is nonpartisan
NAACP is nonpartisan
NAACP is nonpartisan
NAACP is nonpartisan
NAACP is nonpartisan
NAACP is nonpartisan
NAACP is nonpartisan
Okay....
'Nonpartisan Anti-American Communist Plot'.
Of course, the solution to this is simple (and even more correct): eliminate tax-exemptions from ALL organizations.