The perception has been that earned credits at “nationally accredited” or “for profit institutions” cannot be transferred to “traditional” institutions because of the accreditation status or “quality” of instruction in those courses, particularly general education.
First - there is no longer a “national” and “regional“ distinction between accreditors, according to the Department of Education. Ask the “regionals“ who are now considering applications outside their region.
Second - if this were an “accreditor-type” issue, why aren‘t the traditional institutions (private and public) accepting the credits from their own state community colleges or other similar institutions?
While the perception is that there is a quality difference, the reality really has more to do with elitism within higher education and the lost revenue when credits are accepted. Of course this will never be said out loud but let's be honest...