If the department identifies significant violations of minimum requirements that were not identified and resolved through previous inspections by the local enforcement agency, the department shall do all of the following:

1. (a) Conduct a performance review of the agency within 120 days.
2. (b) Prepare a written performance report within 60 days of the review.
3. (c) Require the submission of a plan of correction by the agency within 90 days of receiving the report.