IEP Basics · Evaluation & Eligibility

The IEP Evaluation Process: A Parent’s Guide From Referral to Eligibility

Before a child can receive special education services, the school must conduct a comprehensive evaluation to determine whether they have a qualifying disability and need specially designed instruction. Understanding this process helps parents advocate effectively at every stage.

What Triggers an IEP Evaluation?

An IEP evaluation can be initiated in two ways: the school refers a student for evaluation based on observed concerns, or a parent submits a written request for an evaluation. In either case, the school must send parents a document called Prior Written Notice (PWN) that explains whether the school agrees to evaluate, what assessments will be conducted, and why.

If the school agrees to evaluate, parents must provide written consent before any testing begins. The evaluation clock starts when the school receives that signed consent, not when the referral was made.

What Must the Evaluation Include?

IDEA requires that an initial evaluation be “full and individual”, meaning it must assess the child across all areas of suspected disability, not just the one the referral mentioned. The evaluation team typically includes school psychologists, special education teachers, speech-language pathologists, occupational therapists, and other specialists depending on the child’s needs.

A comprehensive evaluation may include:

• Cognitive assessment, standardized intelligence testing (e.g., WISC-V)
• Academic achievement testing, reading, math, writing (e.g., WJ-IV, WIAT)
• Processing assessments, phonological processing, working memory, visual-motor
• Social-emotional and behavioral rating scales, completed by parents and teachers
• Classroom observations
• Review of existing records, grades, attendance, prior reports
• Speech-language evaluation (if communication is a concern)
• Occupational therapy evaluation (if fine motor or sensory processing is a concern)
• Adaptive behavior scales (if autism or intellectual disability is suspected)

The school cannot limit the evaluation to only the areas they think are relevant, they must assess all areas of suspected disability.

Your Rights During the Evaluation

As a parent, you have meaningful rights during this phase:

• You can provide input, share medical records, outside evaluations, reports from private therapists, and your own observations in writing
• You can submit a parent input form describing your concerns, most districts have one; ask for it
• You can request that specific assessments be included if you believe an area is being missed
• You have the right to review all evaluation reports before the eligibility meeting
• You can request an Independent Educational Evaluation (IEE) at school expense if you disagree with the school’s evaluation results

The Eligibility Meeting

Once assessments are complete, the school convenes an eligibility meeting, typically as part of an IEP meeting, to determine whether the child qualifies for special education services. The team reviews all evaluation data and applies the criteria for one or more of the 13 IDEA eligibility categories.

For a child to qualify, two conditions must both be true:

1. The child has a disability that fits one of the 13 IDEA categories
2. The disability adversely affects educational performance and the child requires specially designed instruction

A diagnosis alone does not guarantee eligibility. The school can find a child has ADHD, autism, or dyslexia and still determine they don’t qualify, if the team decides the disability isn’t adversely affecting educational performance. This is one of the most common points of disagreement between families and schools, and one of the most common situations where an IEP advocate adds significant value.

What Happens If the School Says Your Child Doesn’t Qualify?

If the school determines your child is not eligible, they must provide you with written Prior Written Notice explaining the decision and your rights. You can:

• Request an Independent Educational Evaluation (IEE) at school expense if you disagree with the evaluation itself
• Bring in outside evaluation data to challenge the eligibility determination
• Request mediation or file for due process
• Explore a 504 Plan as an alternative, which has a lower eligibility threshold

See our article on what to do when the school says your child doesn’t qualify for an IEP for more detail on each option.

How to Prepare for the Eligibility Meeting

Go in informed. Before the meeting:

• Request all evaluation reports at least a few days in advance, you’re entitled to them
• Read the reports carefully and note any scores that seem inconsistent with what you observe at home
• Bring any outside evaluations, medical records, or private therapy reports that support your child’s profile
• Prepare a written statement of your concerns to submit as part of the record
• Consider bringing an advocate if the situation is complex or the school’s preliminary signals are concerning