Parent Resource Guide

IEP vs. 504 Plan

Two very different documents. One is governed by a civil rights law. One is governed by a special education law. Choosing the wrong one can mean your child gets far less support than they need.

The Short Answer

Choose an IEP when:

  • Your child needs specialized instruction (not just accommodations)
  • Your child needs school-funded services (speech, OT, PT, counseling)
  • Your child has autism, intellectual disability, or significant learning disabilities
  • Your child is significantly behind grade level
  • You want the strongest legal protections

Choose a 504 Plan when:

  • Your child needs accommodations but not specialized instruction
  • Your child is at or near grade level with the right supports
  • The main needs are: extra time, preferential seating, reduced workload
  • Your child has mild ADHD, anxiety, or a physical health condition
  • Your child doesn't qualify for an IEP but still needs support

Important: If there is any chance your child qualifies for an IEP, request an IEP evaluation first. You can always move to a 504 later. Going the other direction — upgrading from a 504 to an IEP — takes time and requires a new evaluation. The IEP offers stronger protections.

Side-by-Side Comparison

Every major difference in one place.

IEP504 Plan
Governing lawIDEA (Individuals with Disabilities Education Act)Section 504 of the Rehabilitation Act
Type of lawSpecial education lawCivil rights law
Who qualifiesChild with 1 of 13 IDEA disability categories whose disability adversely affects educational performanceChild with any physical or mental impairment that substantially limits a major life activity
Eligibility barHigher — must need specially designed instructionLower — must need accommodations to access education equally
What it providesSpecialized instruction + related services (speech, OT, PT, counseling) + accommodationsAccommodations and modifications only — no specialized instruction or school-funded services
Written documentYes — legally required, detailed, specific goalsYes — but less standardized; quality varies by school
Review frequencyAt least annually (required by law)Annually (recommended, not always required)
Transition planningRequired starting at age 16 (14 in some states)Not required
Private schoolLimited rights in private schoolsApplies to any school receiving federal funding
Legal enforcementOSEP, state complaint, due process hearingOCR complaint (Office for Civil Rights)

Which Is Right for Your Child's Diagnosis?

The right choice often depends on your child's specific diagnosis and how much it affects their learning. These are general guidelines — every child is different.

ADHD

IEP (if impacting academic performance) or 504 (if accommodations only needed)

Children with ADHD may qualify for an IEP under the 'Other Health Impairment' (OHI) category if ADHD significantly impacts their educational performance. If the primary need is accommodations — extended time, preferential seating, reduced distractions — a 504 may be appropriate. If your child is struggling academically or needs support beyond accommodations, push for an IEP evaluation.

View full guide →

Autism

IEP — almost always

Most children with autism qualify for an IEP under the 'Autism' category. The IEP is almost always the stronger choice because it can include ABA therapy, speech-language services, OT, social skills instruction, and specialized classroom supports. A 504 Plan is generally insufficient for a child whose autism significantly affects communication, behavior, or learning.

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Dyslexia

IEP (for structured literacy instruction) or 504 (for testing accommodations only)

A child with dyslexia who needs specialized reading instruction (Orton-Gillingham, Wilson, SPIRE) needs an IEP — a 504 cannot mandate a specific methodology. If your child's reading is close to grade level and the main need is extended time and text-to-speech, a 504 may be sufficient. Many dyslexia advocates recommend always pursuing an IEP first.

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Down Syndrome

IEP — almost always

Children with Down syndrome almost universally qualify for and benefit from an IEP. The IEP can address specialized instruction across academic, communication, motor, and adaptive skill areas, as well as related services like speech therapy, OT, and PT. A 504 Plan is rarely the right choice.

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Anxiety / Mental Health

504 (mild-moderate) or IEP under Emotional Disturbance (severe)

For anxiety that primarily affects access to school — avoidance, test anxiety, need for check-ins — a 504 is often appropriate. If anxiety is so severe that it significantly impacts academic performance and the child needs behavioral supports, counseling services, or a modified program, they may qualify for an IEP under the 'Emotional Disturbance' category.

View full guide →

Hearing / Vision Impairment

IEP — almost always

Children with hearing or vision impairments are named disability categories under IDEA. An IEP can provide specialized instruction, interpreter services, orientation and mobility training, Braille instruction, and assistive technology. A 504 alone is rarely sufficient.

View full guide →

How to Request Each One

Requesting an IEP Evaluation

1

Submit a written request

Email or hand-deliver a written request for a special education evaluation to your school's principal or special education director. Keep a copy.

2

Wait for the school's response

The school must respond within a specific timeframe (usually 15–30 days depending on your state). They must either agree to evaluate or explain in writing why they are refusing.

3

Sign the consent form

If the school agrees, they will send you a consent form. The 60-day evaluation clock (or your state's timeline) starts when you sign.

4

Attend the eligibility meeting

After the evaluation, the team meets to determine if your child is eligible for special education. If eligible, IEP development begins.

5

If denied — request an IEE

If the school says your child doesn't qualify and you disagree, request an Independent Educational Evaluation (IEE) at the school's expense.

Requesting a 504 Plan

1

Contact the 504 coordinator

Every school that receives federal funding must have a 504 coordinator. Ask the principal who this person is at your child's school.

2

Submit a written request

Request a 504 evaluation in writing. Include your child's diagnosis (if any) and describe how it limits a major life activity at school.

3

Provide supporting documentation

A diagnosis from a doctor or psychologist is the strongest documentation. Schools may also consider teacher observations, grades, and test results.

4

Attend the 504 meeting

A team (usually the coordinator, teachers, and you) will meet to determine eligibility and write the plan if eligible.

5

Review the plan carefully

Make sure every accommodation is written specifically. 'Extra time' should say '1.5x time on tests.' Vague language leads to inconsistent implementation.

Can You Switch Between Them?

504 → IEP (upgrading)

Yes — and this is common as children grow and needs increase. Request a full special education evaluation in writing. The school must evaluate within the legal timeline. If your child qualifies, the IEP replaces the 504 Plan entirely.

Signs it's time to upgrade: falling behind grade level, accommodations no longer enough, behaviors affecting learning.

IEP → 504 (stepping down)

Yes — this sometimes happens when a child's needs decrease. Be cautious. The school may suggest stepping down to a 504 to reduce services. You have the right to request an evaluation and review all data before agreeing to any change.

Always get the school's reasoning in writing before agreeing to move from an IEP to a 504.

Recommended Resources

Templates and guides to take action on what you just learned.

IEP Template & Guide Pack

Editable IEP templates with plain-language instructions so you can advocate for your child's services with confidence.

$12

504 Plan Builder Kit

A step-by-step kit to help you create or request a 504 Plan — from classroom accommodations to testing support.

$8

School Appeal Letter Templates

Done-for-you letter templates to formally appeal denied services, evaluations, or placements when the school says no.

$8
See all resources →

Frequently Asked Questions

What is the main difference between an IEP and a 504 Plan?

An IEP (Individualized Education Program) is governed by IDEA and provides specialized instruction, related services (like speech or OT), and accommodations. A 504 Plan is governed by Section 504 of the Rehabilitation Act and provides accommodations only — it does not include specialized instruction or school-funded services. An IEP is generally more protective and provides more support.

Is it harder to qualify for an IEP than a 504 Plan?

Yes. To qualify for an IEP, a child must have one of 13 specific disability categories under IDEA and the disability must adversely affect their educational performance to the point that they need specially designed instruction. A 504 Plan has a lower bar — a child just needs a physical or mental impairment that substantially limits a major life activity. More children qualify for a 504 than an IEP.

Can my child have both an IEP and a 504 Plan?

No. A child cannot have both at the same time. A child with an IEP already receives accommodations as part of their IEP — a separate 504 Plan would be redundant. If your child currently has a 504 and you believe they need more support, you can request an evaluation for an IEP. The IEP would replace the 504.

Can we switch from a 504 to an IEP?

Yes. If your child has a 504 Plan but their needs have grown — or you believe they need specialized instruction and related services — you can request a full special education evaluation. Submit the request in writing to your school's special education director. The school must evaluate within 60 days (timelines vary by state). If your child qualifies, an IEP replaces the 504.

Does an IEP or 504 Plan transfer when we move to a new school or state?

Generally yes, but with caveats. A new school must honor an existing IEP while they conduct their own evaluation — they cannot simply start fresh without reviewing the current document. 504 Plans transfer as well, but schools vary in how consistently they implement them. Always contact the new school before your child starts and provide copies of the current IEP or 504 in writing.

Which is better for ADHD — an IEP or a 504 Plan?

An IEP is the better choice for ADHD when the condition significantly impacts academic performance and your child needs specialized instruction, resource room support, or related services like counseling or social skills groups. A 504 Plan is appropriate when the primary need is accommodations alone — extra time, preferential seating, frequent breaks. Many children with ADHD qualify for an IEP under the 'Other Health Impairment' (OHI) category, and an IEP always provides stronger legal protections than a 504.

What if the school says my child only qualifies for a 504 when I think they need an IEP?

You have the right to disagree. Request an Independent Educational Evaluation (IEE) at the school's expense if you disagree with their evaluation. You can also ask for a meeting to review the evaluation data in detail and explain why you believe the IEP standard is met. If the school still denies an IEP, you can file a state complaint or request mediation. Document everything in writing.

Does a 504 Plan cost anything?

No. Both IEPs and 504 Plans are free to families. Schools are legally required to provide them at no cost under federal law. You should never be charged for an evaluation, a meeting, or the plan itself.

Not Sure Which One Your Child Has — or Needs?

Our IEP & ARD Paperwork Review includes a one-on-one session with Tabaitha McKeever — a certified special education professional who can review your child's current document and tell you exactly what's missing.

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Disclaimer: The information on this page is for general educational purposes only and does not constitute legal advice. Laws, eligibility criteria, and school district policies vary by state and change over time. Consult a qualified special education attorney or advocate for advice specific to your child's situation.