Key Points

  • Sensory processing disorder is not a standalone NDIS diagnosis in Australia; sensory processing difficulties are funded through NDIS when they occur under a primary diagnosis such as autism, ADHD, developmental coordination disorder, or FASD
  • An OT with sensory processing expertise is the central provider; they assess sensory patterns across all sensory systems, design a sensory diet, and produce strategies that are implemented across home, school, and community
  • Ayres Sensory Integration (ASI) therapy is a specific, evidence-based OT intervention delivered in a sensory gym; it requires a specialist-trained OT and is distinct from general sensory strategies
  • Cross-setting consistency is one of the most critical and most frequently missed components of sensory support; strategies that work in the therapy room fail if they are not implemented consistently at home, school, and in the community
  • Zones of Regulation is a widely used shared language for arousal and self-regulation that supports consistent implementation across all settings and all adults working with the child
  • The Thriving Kids program, launching 1 October 2026, provides OT sensory services for children aged 8 and under with low to moderate needs without requiring a formal diagnosis or NDIS plan

How Sensory Processing Difficulties Show Up in Daily Life

Sensory processing disorder affects how the nervous system receives, organises, and responds to sensory information from the body and the environment. When this process does not work as expected, daily activities that most people manage automatically become difficult, unpredictable, or distressing.

Sensory processing difficulties do not present uniformly. A person may be hypersensitive (over-responsive) to some sensory inputs while being hyposensitive (under-responsive) to others, and seeking additional sensory input in yet other domains. The most common patterns:

Tactile hypersensitivity: Strong aversion to specific textures in clothing, food, or touch. Seams in socks, fabric labels, light unexpected touch, and certain food textures trigger distress. Common in autism and FASD.

Auditory hypersensitivity: Significant distress in noisy environments: shopping centres, school canteens, traffic, other children’s voices. May present as covering ears, meltdowns in noisy settings, or avoidance of specific environments.

Proprioceptive seeking: Seeking heavy movement input: crashing into furniture or walls, hanging from objects, preferring very firm hugs, needing to move constantly. Common in ADHD and autism. Proprioceptive input is generally regulating and can be used deliberately in a sensory diet.

Vestibular sensitivity: Either avoidance of movement (refusing to swing, avoiding heights, distress on escalators) or seeking movement constantly (spinning, swinging, rocking). Both ends of the spectrum affect daily function and safety.

Interoceptive difficulty: Difficulty sensing internal body states: not noticing hunger, thirst, pain, or toileting needs accurately. This underlies many toileting difficulties and affects emotional self-regulation.

Visual hypersensitivity: Difficulty with bright lights, fluorescent lighting, busy visual environments, and specific visual patterns.

The impact of these patterns on daily life is cumulative. A child who is managing their sensory system carefully through the school day may be completely dysregulated by the time they reach home. The family experiences the full force of what the child has been suppressing. Without understanding the sensory underpinning, this looks like behaviour problems; with it, it is a nervous system running at capacity all day that finally has a safe place to release.

NDIS Funding for Sensory Processing Supports

In Australia, sensory processing disorder is not listed as a standalone primary disability for NDIS access. The NDIA funds sensory processing supports where they are part of a recognised primary diagnosis.

Primary diagnoses through which sensory processing supports are commonly funded:

  • Autism spectrum disorder (ASD)
  • Attention Deficit Hyperactivity Disorder (ADHD) with significant functional impairment
  • Developmental Coordination Disorder (DCD/dyspraxia)
  • Fetal Alcohol Spectrum Disorder (FASD)
  • Sensory processing difficulties associated with hypermobile Ehlers-Danlos syndrome

Under NDIS, OT sensory assessment and therapy is funded under Improved Daily Living (Capacity Building). Assistive equipment (weighted blankets, compression garments, sensory tools) is funded under Consumables or low-cost AT. Home modifications for sensory needs are funded under Capital Supports with an OT report.

For children under 8 from 1 October 2026: The Thriving Kids program provides OT sensory services for children with low to moderate developmental support needs without requiring a formal diagnosis or an NDIS plan. For children with high sensory processing support needs, NDIS remains the appropriate pathway.

The Occupational Therapist: Central Provider for Sensory Support

The OT with sensory processing expertise is the only provider qualified to formally assess sensory processing patterns, design a sensory diet, and prescribe sensory-based interventions. No other provider type fills this role.

The Sensory Assessment

A comprehensive sensory assessment covers:

Standardised assessment tools: The Sensory Profile (Winnie Dunn) and the Sensory Processing Measure are commonly used standardised questionnaires completed by parents and teachers. They identify sensory patterns across settings. For formal ASI assessment, the Sensory Integration and Praxis Tests (SIPT) or the Evaluation in Ayres Sensory Integration (EASI) are used.

Clinical observation: The OT observes the person engaging in activities requiring sensory processing: fine motor tasks (tactile input), balance activities (vestibular and proprioceptive), play in structured and unstructured settings.

Caregiver and teacher interview: Understanding how sensory behaviours present across settings, what triggers dysregulation, what calms the person, and what the daily routine looks like.

Setting-specific assessment: A home visit identifies sensory demands in the home environment. A school observation (with permission) identifies the sensory demands and triggers in the classroom.

The assessment produces a sensory profile: a description of the person’s specific sensory patterns and how they affect function.

The Sensory Diet

Based on the sensory profile, the OT designs a sensory diet: a scheduled program of specific sensory activities distributed throughout the day to maintain nervous system regulation.

Key principles:

  • Timing: Activities are timed to the person’s predictable arousal patterns. Heavy proprioceptive input (jumping on a trampoline, carrying heavy objects, deep pressure) before demanding activities helps prime the nervous system for focus. Calming vestibular input (slow swinging, rocking) reduces arousal when the person is overwhelmed.
  • Frequency: Regular, spaced inputs throughout the day, not just when dysregulation is already evident. Prevention is more effective than recovery.
  • Individualisation: What regulates one person may dysregulate another. The sensory diet must be tailored to the specific sensory profile.
  • Documentation: The sensory diet should be written clearly enough for parents, teachers, and support workers to implement without the OT present. Ambiguous instructions produce inconsistent implementation.

Ayres Sensory Integration Therapy

ASI therapy is a specific, evidence-based intervention delivered in a specialised sensory gym equipped with swings, suspended equipment, climbing structures, and diverse tactile surfaces. The OT guides the child through meaningful, playful activities that provide rich, controlled sensory input while requiring an adaptive motor or cognitive response.

The goal is not to practise specific tasks; it is to improve the underlying sensory processing capacity of the nervous system. Research supports ASI for improving sensory processing, motor skills, and social participation in children with autism.

ASI requires:

  • An OT with specific ASI training (Ayres Sensory Integration certification)
  • A purpose-built sensory gym space
  • Direct child-therapist work (parents observe but do not direct the session)

Not all OTs have ASI training or access to a sensory gym. When ASI is the recommended intervention, confirm the OT holds this specific certification and that the clinic is equipped appropriately.

Cross-Setting Collaboration: The Biggest Gap

The most consistent failure point in sensory processing support is not the quality of the OT assessment or the therapy room work. It is the gap between what happens in the therapy room and what happens everywhere else.

Sensory regulation strategies that are only implemented during therapy sessions produce limited benefit. The nervous system requires consistent, distributed input across the whole day. A sensory diet that is implemented at home but not at school, or explained to parents but not to support workers, will underdeliver.

What effective cross-setting collaboration looks like

OT as communication hub: The OT produces written documentation that is accessible to all settings: a sensory profile summary, the sensory diet written in plain language, and a list of specific triggers and calming strategies. This is not a complex clinical report; it is a practical guide.

School engagement: The OT should, where possible, consult with the school directly. This means communicating with the class teacher and learning support team, ideally through a school visit, to explain the sensory profile and how the classroom environment can be modified. Common classroom modifications: seating away from fluorescent lights or noisy areas, a wobble cushion on the chair for proprioceptive input, a quiet space to decompress, movement breaks timed to the sensory diet.

Support worker briefing: Any support worker involved in the child’s or adult’s daily life should receive a briefing from the OT. This should cover: what the sensory profile is, what triggers dysregulation, what the sensory diet activities are and when to implement them, and how to recognise early signs of overwhelm before dysregulation becomes severe.

Family coaching: Parents and carers are the most important implementers. The OT should coach families in the sensory diet and provide the rationale behind each strategy, not just the instruction. Parents who understand why a strategy works are more likely to implement it consistently.

Case conferences: Bringing the OT, school staff, parents, and relevant support workers together two to four times per year maintains alignment and allows strategies to be adjusted as the person develops.

The Zones of Regulation Framework

Zones of Regulation, developed by occupational therapist Leah Kuypers, is a widely used, practical framework for helping children (and adults) understand their own arousal state and develop self-regulation strategies.

The framework uses four colour-coded zones:

  • Blue zone: Low arousal, tired, sad, bored, sick
  • Green zone: Calm, focused, happy, ready to learn (the target zone for most activities)
  • Yellow zone: Elevated arousal, anxious, excited, silly, frustrated (some loss of control but manageable)
  • Red zone: Very high arousal, overwhelmed, angry, terrified (significant loss of control)

The Zones framework provides a shared language that works across settings. When a teacher, parent, and support worker all use the same language (“what zone are you in right now?”), the child develops a consistent mental model for self-monitoring and can communicate their arousal state without needing to perform complex language under stress.

Zones of Regulation is typically introduced by an OT or speech pathologist and then embedded in school and home use. Many Australian schools have trained staff in the framework, particularly in early childhood and primary settings.

Environmental Modifications for Sensory Needs

An OT home assessment identifies modifications that reduce sensory load and provide appropriate sensory input in the home environment.

Reducing sensory overwhelm

  • Dedicated quiet space: A sensory retreat area where the person can decompress: low lighting, minimal visual clutter, soft surfaces, limited noise. This is not a punishment space; it is a regulation tool.
  • Lighting control: Dimmer switches and blackout curtains for rooms used during sensory-sensitive periods. Replacing fluorescent lighting with warm LED lighting.
  • Sound dampening: Soft furnishings, rugs, and acoustic panels absorb sound in open plan spaces. Noise-cancelling headphones for community settings.
  • Clothing management: Seamless underwear, natural fabric clothing, and removing tags reduce tactile irritation throughout the day.

Providing regulating sensory input

  • Proprioceptive input stations: A mini-trampoline, weighted lap pad, resistance band on chair legs (for foot pushing), or heavy work activities (carrying groceries, digging in the garden) built into daily routines.
  • Vestibular input: A sensory swing in a doorway or backyard, rocking chair, or scooter board for vestibular-seeking children.
  • Deep pressure: Weighted blankets, body socks, and compression garments for tactile-seeking or deep pressure-seeking profiles.
  • Outdoor sensory play: A backyard with a variety of textures (sand, grass, water, gravel), climbing structures, and open space provides natural sensory input.

NDIS funds sensory equipment as low-cost AT (items under $1,500) from the Capital Supports budget. Home modifications (such as installing a sensory swing attachment or dedicated sensory room fittings) require an OT report and NDIA approval.

Adults with Sensory Processing Difficulties

Sensory processing difficulties do not end at childhood. Many autistic and ADHD adults manage significant sensory sensitivity throughout their lives with varying levels of formal support.

For adults, sensory processing support under NDIS typically includes:

  • OT assessment of the sensory demands of the workplace or community environments where the person participates
  • Workplace modifications (noise-cancelling headphones, relocation to a quieter desk, flexible start times to avoid peak sensory load on public transport)
  • Community participation support planning that accounts for sensory load (avoiding high-sensory environments, planning routes that reduce sensory stress)
  • Support worker briefing on sensory needs and strategies

Adults seeking sensory support should look for OTs with experience in both sensory processing and adult disability, rather than paediatric-only practitioners.

Frequently Asked Questions

Does sensory processing disorder qualify for NDIS on its own?

No. SPD as a standalone diagnosis is not a recognised primary NDIS disability. Sensory processing supports are funded through NDIS when they occur as part of a recognised primary diagnosis (autism, ADHD, DCD, FASD).

What does an OT sensory assessment involve?

Standardised questionnaires (Sensory Profile, Sensory Processing Measure), clinical observation, caregiver interview, and often setting-specific assessment in home and school. It produces a sensory profile describing the person’s patterns and how they affect function.

What is a sensory diet?

A structured, personalised schedule of sensory activities designed to maintain nervous system regulation throughout the day. Specific activities are timed to the person’s arousal patterns and implemented consistently across all settings.

What is Ayres Sensory Integration therapy?

A specific OT intervention in a sensory gym, requiring a specialist-trained OT and specialised equipment. It improves underlying sensory processing capacity through playful, meaningful activities. Distinct from general sensory strategies.

How do I ensure sensory strategies are consistent across settings?

The OT produces written documentation accessible to all settings, conducts school consultation, briefs support workers, coaches family, and holds regular case conferences to align the team and adjust strategies.

What is Zones of Regulation?

A colour-coded framework for understanding arousal states and self-regulation. Widely used in Australian schools and therapy as a shared language across settings.

Can support workers implement a sensory diet?

Yes, with proper OT training and written documentation. A well-briefed support worker implementing a sensory diet consistently is one of the most effective uses of support hours for sensory regulation.

What environmental modifications help at home?

Quiet space, lighting control, sound dampening, seamless clothing, proprioceptive input stations (trampoline, weighted materials), vestibular equipment (swing, rocking chair), and outdoor sensory play areas. OT home assessment identifies specific modifications for funding.

Key Resources

Carevo connects families to OTs with sensory processing expertise across home, school, and community settings in Australia. Find providers through Carevo to build a consistent sensory support team.