Cert IV in Disability Support (CHC43121) covers ten units of competency — seven core units spanning person-centred behaviour supports, community participation and social inclusion, ongoing skills development, complex needs, legal and ethical compliance, mental health and workplace safety, plus three electives. On top of the units, you complete at least 120 hours of work placement in disability services, where the specialised skills are assessed with real clients.
This guide lists every unit in ALIT’s delivery, grouped by the job skills each set builds, and explains the placement requirement. If you are new to the qualification itself, start with ALIT’s guide to what CHC43121 Certificate IV in Disability Support is.
The seven core units
ALIT’s course page lists the seven core units of the national qualification. Grouped by the skills they build:
Person-centred support with complexity
- CHCCCS044 Follow established person-centred behaviour supports — implementing the behaviour support strategies already established for a person, within your role and the plan.
- CHCDIS019 Provide person-centred services to people with disability with complex needs — the signature Certificate IV skill: supporting people with complex or multiple coexisting needs, and knowing when and how to escalate.
Participation and development
- CHCDIS017 Facilitate community participation and social inclusion — building a person’s access to community life, not just accompanying them to it.
- CHCDIS018 Facilitate ongoing skills development using a person-centred approach — strengths-based development: growing the capability the person wants, at their pace.
Compliance, mental health and safety
- CHCLEG003 Manage legal and ethical compliance — the step up from working legally yourself to managing compliance within your scope in a regulated service environment.
- CHCMHS001 Work with people with mental health issues — supporting people whose disability support intersects with mental health, safely and respectfully.
- HLTWHS003 Maintain work health and safety — keeping workers and the people they support safe in the settings disability work happens in.
The three electives in ALIT’s delivery
ALIT’s elective stream adds three units chosen for senior disability roles:
- CHCCCS033 Identify and report abuse — the safeguarding skill disability services employers increasingly look for.
- HLTHPS006 Assist clients with medication — assisting within your scope; ALIT’s guide to what HLTHPS006 Assist Clients with Medication is explains the unit’s boundaries.
- HLTAID011 Provide First Aid — the standard workplace first aid certificate; ALIT’s guide to what HLTAID011 Provide First Aid is covers it in detail.
Work placement: at least 120 hours
To be awarded the qualification, you must complete at least 120 hours of work as detailed in the assessment requirements of the units of competency. Placement is where the specialised skills are demonstrated with real clients: following behaviour supports, facilitating participation and supporting complex needs in the settings the qualification names — supported independent living, community access programs and day programs. Treat placement as a scheduled part of the course, and plan for it when you enrol. Placement providers commonly require screening such as an NDIS Worker Screening Clearance — confirm current requirements with the relevant authority before you start.
How the units fit together on shift
A senior disability support worker’s shift draws on the core units constantly. You work from the person’s established behaviour supports (CHCCCS044) while watching for skills-development opportunities worth growing (CHCDIS018). You open doors to community life (CHCDIS017) and support people whose needs are complex and layered (CHCDIS019). When mental health intersects with disability support, you adapt (CHCMHS001); when something is not right, you know your legal and ethical obligations and escalate within them (CHCLEG003); and through all of it, work health and safety frames every decision (HLTWHS003).
Studying the course at ALIT
ALIT delivers CHC43121 at its West Melbourne campus over 22 weeks with monthly intakes, and the published fees — $2,999 for the on-campus course with work placement, $2,499 for the standard domestic program — are listed on the Certificate IV in Disability Support course page, with all learning materials included. Entry asks for a Certificate III in Individual Support or equivalent, current police and working with children checks, IELTS 5.5 or equivalent, and ALIT’s online LLN assessment at ACSF Level 3. For the aged-care parallel, ALIT’s guide to what Cert IV in Ageing Support covers lists that qualification’s eighteen units.
What to check before you enrol
Before choosing an intake, ask how the 120 hours of placement will be scheduled, what screening documents your placement site will expect, and whether your existing work can be assessed through recognition of prior learning. Also confirm whether the class pattern fits your work roster. A 22-week duration is manageable for many working support staff, but only if placement, assessment deadlines and shifts are planned together rather than treated as separate commitments.
FAQ
How many units are in Cert IV in Disability Support?
Ten in ALIT’s delivery: seven core units plus three electives (CHCCCS033, HLTHPS006 and HLTAID011).
Is first aid included?
Yes — HLTAID011 Provide First Aid is in the elective stream. First aid certificates expire, so check currency requirements with your employer and the relevant authority.
Does the course include medication assistance?
Yes — HLTHPS006 Assist clients with medication is one of ALIT’s three electives. The unit covers assisting clients with medication within your scope; it does not make you a medication administrator.
Does the course include work placement?
Yes. The assessment requirements set a minimum of 120 hours of work, completed in disability services settings.
How does the content differ from the Cert IV in Ageing Support?
The ageing qualification carries fifteen core units focused on older people — dementia support, palliative approach, service coordination for older people — while CHC43121’s seven cores focus on behaviour supports, participation and complex disability needs.
Related ALIT guide: the difference between Cert III and Cert IV in disability support.


No comments yet — start the conversation.