The Four FES-UA Matrix Domains
What Florida evaluators actually look for
Your funding depends on how well your documentation captures your child's support needs.
💡 Quick Answer: What Are the Four FES-UA Matrix Domains?
The matrix evaluation assesses support intensity across four domains: Self-Care (eating, dressing, toileting, hygiene), Ambulation (mobility, gross motor, fine motor), Communication (receptive, expressive, functional communication), and Behavior (regulation, safety, social interaction). Your child's scores across these domains determine their matrix code (251-255) and funding level. Higher support needs = higher scores = more funding. The key to accurate matrix codes is specific, concrete documentation — not vague descriptions.
Your child's FES-UA funding depends on their matrix code. The matrix code depends on an evaluation that scores support needs across four domains.
This guide explains exactly what evaluators look for in each domain, what documentation strengthens your case, and how to prepare for an evaluation that accurately captures your child's actual needs.
This is a deeper companion to our Request a Higher Matrix Code guide, which covers the process. This article covers the substance.
The Four Domains, Briefly
The matrix evaluation assesses support intensity in:
1. Self-Care
Daily living skills
2. Ambulation
Mobility and motor function
3. Communication
Language and functional communication
4. Behavior
Regulation, safety, and social behavior
Key principle: Each domain is scored based on how much support your child needs — not their diagnosis, but their actual functional support requirements. Two children with the same diagnosis can have very different matrix codes if their support needs differ.
Domain 1: SELF-CARE
What's assessed:
- Eating — Can they feed themselves? Need assistance with utensils, cutting food, managing choking risks?
- Dressing — Can they dress independently? Buttons, zippers, snaps? Weather-appropriate choices?
- Toileting — Are they toilet trained? Need reminders, scheduling, or physical assistance?
- Hygiene — Bathing, tooth brushing, hand washing, grooming. How much prompting?
- Safety awareness — Can they identify and avoid dangers? Need constant supervision?
What scores higher:
- ✓ Needs physical assistance to complete tasks
- ✓ Requires verbal or visual prompting for each step
- ✓ Cannot perform task independently even with prompting
- ✓ Has safety concerns (choking risk, no danger awareness)
Documentation that helps:
- • OT evaluation with daily living skills assessment
- • Parent observation log with specific examples
- • Medical documentation of conditions affecting self-care
- • School or therapy progress notes on self-care goals
❌ Weak documentation:
"Student needs help with self-care."
✓ Strong documentation:
"Requires full physical assistance to dress (~15 min). Cannot manipulate buttons/zippers independently. Has 2-3 toileting accidents/week. Needs constant supervision during meals due to choking risk."
Domain 2: AMBULATION
What's assessed:
- Gross motor function — Walking, running, climbing stairs, playground equipment, balance
- Mobility — Uses mobility aids? Needs physical support to move?
- Transfers — Can they get in/out of chairs, beds, vehicles independently?
- Fine motor function — Handwriting, cutting, manipulating small objects, typing
What scores higher:
- ✓ Limited or no independent mobility
- ✓ Uses assistive devices (wheelchair, walker)
- ✓ Needs physical assistance for transfers
- ✓ Significant motor planning difficulties affecting function
- ✓ Cannot perform age-appropriate fine motor tasks
Documentation that helps:
- • PT evaluation with gross motor assessment
- • OT evaluation with fine motor assessment
- • GMFCS level for children with cerebral palsy
- • Medical documentation of mobility limitations
- • School records showing physical accommodations
❌ Weak documentation:
"Has some motor difficulties."
✓ Strong documentation:
"Uses manual wheelchair for distances >50 feet. Requires two-person assist for transfers. GMFCS Level IV. Cannot hold pencil with functional grasp; uses adapted tools with hand-over-hand assistance."
Domain 3: COMMUNICATION
What's assessed:
- Receptive language — Do they understand spoken language? Can they follow directions?
- Expressive language — Can they communicate needs? Verbally? Through AAC?
- Functional communication — Can they communicate with unfamiliar people?
- Social pragmatics — Turn-taking, non-literal language, reading social cues
What scores higher:
- ✓ Limited or no functional verbal communication
- ✓ Uses AAC for most/all expressive communication
- ✓ Significant gap between receptive and expressive abilities
- ✓ Communication breaks down with unfamiliar listeners
- ✓ Cannot follow multi-step directions without visual supports
Documentation that helps:
- • Speech-language pathologist evaluation
- • Language sample analysis
- • Pragmatic language assessment
- • AAC evaluation or current AAC system documentation
- • Receptive and expressive language standard scores
❌ Weak documentation:
"Has speech delays."
✓ Strong documentation:
"Expressive language SS: 55 (severely delayed). Uses 8-location AAC device for all functional communication. Verbal output limited to ~20 words, unintelligible to unfamiliar listeners. Requires visual support for all directions."
Domain 4: BEHAVIOR
What's assessed:
- Self-regulation — Can they manage emotions? Frustration tolerance? Transitions?
- Social behavior — Interactions with peers and adults
- Safety behavior — Elopement risk, self-injury, aggression
- Attention — Can they sustain attention? Need constant redirection?
- Response to instruction — Do they follow directions? How much prompting?
What scores higher:
- ✓ Behaviors that interfere with learning (requires 1:1 aide)
- ✓ Elopement risk (runs away, no safety awareness)
- ✓ Aggression toward self or others
- ✓ Significant emotional dysregulation (frequent meltdowns)
- ✓ Cannot function in group instruction settings
Documentation that helps:
- • BCBA assessment or Functional Behavior Assessment (FBA)
- • Psychologist evaluation with behavioral observations
- • Behavior frequency data (how often, how intense, how long)
- • Crisis intervention records
- • School discipline records showing frequency
❌ Weak documentation:
"Has behavioral challenges."
✓ Strong documentation:
"Requires 1:1 para for all instruction. Elopement: 2-3x/day requiring locked doors. Physical aggression 4-5x/week. Property destruction 2-3x/week. Restraint required ~1x/week for crisis episodes lasting 20-40 min."
What "Vague" vs. "Concrete" Documentation Looks Like
The single biggest factor in accurate matrix codes is documentation specificity.
❌ Vague language that lowers scores:
- • "Struggles with peers"
- • "Has some sensory issues"
- • "Needs reminders"
- • "Has difficulty with..."
- • "Sometimes requires..."
✓ Concrete language that captures needs:
- • "Requires verbal prompting 4-5 times per task"
- • "Elopes from instructional setting 2-3x/day"
- • "Uses AAC for all expressive communication"
- • "Cannot complete any self-care task without physical assistance"
- • "Aggressive episodes occur 4-5x/week lasting 15-30 min each"
The pattern:
- Frequency — How often does it happen?
- Duration — How long does it last?
- Intensity — What level of support is required?
- Specificity — Which exact tasks or situations?
How Parents Can Prepare for an Evaluation
Before any matrix evaluation, do this:
1. Keep a support log for 2-4 weeks
Document every time you provide support: What task? What support (verbal prompt, physical assist)? How long? What happened without support?
2. Gather existing documentation
Collect all therapy evaluations (OT, PT, SLP, BCBA), medical records, school records, IEP documents, and any behavior data.
3. Write a "day in the life" narrative
Describe a typical day from wake-up to bedtime: every support you provide, every adaptation, every moment of supervision required.
4. Prepare specific examples
For each domain, have 3-5 specific examples: "Yesterday morning, toileting took 15 minutes with three verbal prompts and two physical assists."
5. Don't minimize
Parents often unconsciously minimize because they're used to accommodating. An evaluator may see a "good day." Make sure they understand what typical days actually look like.
Families in Orlando and Fort Lauderdale have improved their matrix codes by bringing concrete documentation to evaluations.
Frequently Asked Questions
What are the four FES-UA matrix domains?
Self-Care, Ambulation, Communication, and Behavior.
How do matrix codes relate to funding?
Higher matrix codes (more support needs) = more funding. Range is 251 (lowest) to 255 (highest).
Does my child's diagnosis determine their matrix code?
No. Matrix codes reflect support intensity, not diagnosis. Two children with the same diagnosis can have different codes.
What documentation do evaluators look for?
Therapy evaluations, medical records, behavior data, and parent observations — all with specific, concrete details.
Why is vague documentation a problem?
Vague language like "struggles with" doesn't demonstrate support intensity. Evaluators need frequency, duration, and specific examples.
Can I request a re-evaluation if the score seems wrong?
Yes. See our Request a Higher Matrix Code guide.
Should I provide a parent statement?
Yes. A "day in the life" narrative helps evaluators understand what typical support looks like.
What if my child has a good day during evaluation?
Provide documentation showing what typical days look like. One good day shouldn't determine the matrix code.
How often can matrix codes be updated?
Generally once per year, or when there's significant change in support needs.
Do all four domains count equally?
The domains are evaluated together to determine overall support intensity. Significant needs in one domain can affect the overall code.
Ready to Get Started?
If your child's matrix code doesn't reflect their actual support needs, better documentation is the first step. We can help with tutoring that matches your child's current abilities — and we can provide progress documentation that supports your case.
Book a Free Consultation →Sources: Florida Statutes 1002.394, Step Up For Students, FLDOE ESE Guidelines
Last updated: May 2026