Originally Posted by SAHM
Certification is officially to protect students from questionable providers.
Yes, this would seem to be a duplication of "accreditation" efforts.

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In actuality, it provides revenue to the states from fees and is heavily lobbied for by local teachers unions as a barrier to entry for competition.
Interesting how often there is a public reason "for the children", and an underlying monetary reason.
Cui bono, who stands to benefit?