In the event of an overall rating of unsatisfactory, the local school system shall, at a minimum, provide certificated individuals with a meaningful appeal in accordance with Education Article, §4-205(c)(4), Annotated Code of Maryland. If an observation report is a component of an unsatisfactory evaluation, the observation report may be appealed along with the unsatisfactory evaluation. The burden of proof is on the certificated individual appealing an overall rating of unsatisfactory.