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August 20, 2026Puffin Services

In-Home Behaviour Intervention and ABA in BC: How It Works

Who does what in a behaviour intervention programme, why the supervising clinician matters more than the interventionist, and how BC autism funding treats these hours.

Behaviour intervention in British Columbia has a structure that is worth understanding before you engage anyone, because the person who visits your house is usually not the person who designed what they are doing.

The two roles

**The supervising clinician** — commonly a Board Certified Behaviour Analyst (BCBA) — assesses, designs the programme, sets the goals, reviews the data, and adjusts. Under BC's autism funding rules, BCBA certification is the qualification the Registry of Autism Service Providers requires for this category.

**The Behaviour Interventionist (BI)** delivers the programme. They run the sessions, collect data on every target, and hand it back to the supervising clinician. A BI does not design the programme and does not change it independently.

Most of the hours a family buys are BI hours. Most of the decisions are the clinician's. Both facts matter when you are comparing providers on price.

What "ABA" actually refers to

Applied Behaviour Analysis is a framework, not a fixed curriculum, and what it looks like in practice varies enormously between providers. Contemporary programmes generally work through play and natural routines rather than at a table, and place weight on communication and on the child's own motivation.

It is also genuinely contested. Some autistic adults and advocates have significant criticisms of how behavioural intervention has historically been delivered — particularly approaches focused on suppressing behaviours like stimming, or on compliance for its own sake. Those criticisms are worth reading before you commit to a provider, and a provider who reacts badly to being asked about them has told you something useful.

We are not going to adjudicate that here. What we will say is that "do you do ABA?" is a much less informative question than "what would a session look like, what are you working toward, and how do you decide when to stop?"

What a session looks like

Typically one to three hours, depending on the programme, in the home.

The interventionist works through the targets in the plan, usually embedded in play and daily routines rather than drilled. They record data on each one — what was attempted, what the child did, what prompt was needed. That data is the mechanism by which the supervising clinician knows whether anything is working.

If the person in your house is not recording anything, the programme has no feedback loop, and that is worth asking about.

The funding consequence

For children under six, BC's current autism funding covers behaviour interventionist hours **only when the supervising professional is registered on the RASP**. The interventionist themselves does not have to be on the registry; their supervisor does.

Families discover this in the wrong order more often than they should — after the invoices, rather than before. So the question to ask is not "do you accept autism funding," which nearly everyone says yes to. It is: **"is the person supervising my child's interventionist registered on the RASP?"**

Questions worth asking a provider

  • Who supervises, what is their certification, and are they on the RASP?
  • How many supervision hours does my child's programme actually get?
  • What data is collected, and will I see it?
  • What are the goals, in plain language, and how will we know when one is met?
  • What is your position on stimming and on compliance-based targets?
  • Will the same interventionist stay with my child?
  • What Puffin is building

    **In development, not bookable yet.** There is an interest list.

    Puffin's behaviour intervention is being built as in-home support, delivered by CRRP vulnerable-sector cleared interventionists working to the plan of a Board Certified Behaviour Analyst listed on the Registry of Autism Service Providers. Sessions typically run one to three hours depending on the programme, at **$50 per hour**.

    It is designed to work alongside a consultant your family already has rather than requiring you to move. Continuity is the intent — the same interventionist with your child rather than a rotation.

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