com/dictionary/due%20process 1. a course of formal proceedings (as legal proceedings) carried out regularly and in accordance with established rules and principles —called also procedural due process 2. a judicial requirement that enacted laws may not contain provisions that result in the unfair, arbitrary, or unreasonable treatment of an individual —called also substantive due process I suppose it's talking about the provisions of the Individual with Disabilities Education Act being duly and fairly applied, but beyond that I think it's impossible to be more specific.
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