Document #12503, effective 3-23-18, readopted with amendments Chapter Cor 400 on classification. Document #12503 made extensive changes to the wording, format, structure, and numbering of rules in Chapter Cor 400.

Document #12503 replaced all prior filings for rules in Chapter Cor 400. The prior filings affecting rules in Chapter Cor 400 included the following documents:

#7449, eff 2-6-01

#9384, INTERIM, eff 2-3-09

#9509, eff 7-8-09, EXPIRED 7-8-17

#12397, INTERIM, eff 9-29-17