Quick Answer
SIL funds support workers who assist participants with daily activities at home, while SDA relates to specialist disability accommodation. Other NDIS home and living options include Individualised Living Options and home modifications.
SIL, SDA and other NDIS home and living supports serve different purposes. Understanding the distinction is important when planning a living arrangement and discussing support needs.
What is SIL?
Supported Independent Living, or SIL, is funding for support workers who help or supervise a participant with daily activities at home. It can include day-to-day assistance and skill development, depending on the participant’s needs. SIL is not the physical home itself and does not cover ordinary living expenses such as rent or groceries.
What is SDA?
Specialist Disability Accommodation, or SDA, refers to specially designed housing for people who have very high support needs or extreme functional impairment and meet the relevant NDIS criteria. SDA is about the physical dwelling; it does not automatically provide the support workers who assist a participant.
Other home and living options
The NDIS also recognises other home and living arrangements, including Individualised Living Options and home modifications. The right option depends on a participant’s circumstances, goals, support needs and eligibility.
SIL and SDA can work together
Some participants may have both SDA and SIL funding. In that situation, SDA relates to the housing and SIL relates to support workers. The two should be planned so that the living environment and support arrangement work together.
How to compare options
When considering home and living supports in Perth, ask what problem the support is designed to address, what eligibility criteria apply, what is funded, and what costs remain the participant’s responsibility. A support coordinator or relevant NDIS contact may assist with understanding available options.
Practical considerations
One of the most important distinctions is that SIL relates to support workers, while SDA relates to the physical dwelling. A participant can potentially have both where eligibility and funding requirements are met. Other home and living options may be more appropriate depending on whether the participant wants shared support, a more individualised arrangement or assistance to modify an existing home.
Participants considering SIL should look closely at the type of support they need throughout the day and night. Ask whether the proposed model provides individual or shared support, how overnight assistance works, how daily routines are managed and how skills development is incorporated. The provider should explain the proposed arrangement clearly rather than assuming that one model suits everyone.
Accommodation decisions can also involve ordinary living costs that are separate from NDIS funding. Rent, groceries, utilities and other day-to-day expenses need to be understood separately from funded disability supports. Ask for a clear explanation of what the provider delivers and what remains the participant’s responsibility.
Home and living arrangements are significant decisions, so take time to compare options. Discuss goals, support needs, accessibility, location, privacy, compatibility and long-term suitability. Current NDIS guidance should be checked before making decisions because home and living policies and provider requirements can change.
Conclusion
Participants considering Supported Independent Living in Perth can discuss their goals and daily support requirements with an experienced provider. Bless Ability can provide information about available support services and help participants understand how different arrangements may apply.
Learn about our Supported Independent Living (SIL) serviceFrequently Asked Questions
What is the difference between SIL and other NDIS accommodation supports?
SIL funds support workers who assist participants with daily activities at home, while SDA relates to specialist disability accommodation. Other NDIS home and living options include Individualised Living Options and home modifications.
How should I choose an NDIS provider?
Compare the provider’s relevant services, participant-centred approach, worker capability, communication, availability, costs and service agreement. Check registration where it is required for your funding or support.
Where can I find NDIS support in Perth?
Participants can use the NDIS Provider Finder for registered providers where appropriate, research provider websites, ask questions directly and meet potential providers before starting services.
This article is general information only and is based on public NDIS guidance. NDIS rules, terminology and provider requirements can change, so check the latest information at ndis.gov.au or speak with your support team.



