Mountains of Used Tires Are Growing in Ontario After Recycling Rule Change

Mountains of Used Tires Are Growing in Ontario After Recycling Rule Change

Ontario’s used-tire system is showing visible strain: piles of scrap rubber are building up at collection points and processing sites, even as Ontarians continue to pay eco-fees meant to fund responsible end-of-life management. At the centre of the disruption is a regulatory reset that lowered province-wide performance requirements for tire producers — a change recycling and waste-sector observers say is already reshaping what happens to old tires once they leave a garage bay.

Tire recycling is one of those public services most people only notice when it stops working. A worn-out set comes off a vehicle, a fee is paid at purchase, and the assumption is simple: the tire will be collected and turned into something useful — crumb rubber for products, retread material, or other processed outputs. But when targets drop and the economics shift, the system can back up quickly. Tires are bulky, hard to store safely at scale, and expensive to move. Once they start accumulating, the backlog becomes everyone’s problem.

What changed in Ontario’s tire rules

Ontario’s tire framework sits within the province’s extended producer responsibility model — the idea that companies that supply products into the market must also fund and manage what happens when those products become waste. Under amendments posted through Ontario’s Environmental Registry, the province moved away from the earlier structure that used a collection target and introduced revised “management” targets instead — set at 65% for 2025–2029 and 70% from 2030 onward, based on the weight of tires historically supplied into Ontario. You can read the government’s summary of the tire-regulation changes here: Ontario Environmental Registry (Tires Regulation amendments).

In practical terms, lower targets can mean fewer tonnes that must be reused, retreaded, or processed each year — which can reduce demand for collection and processing services. For recyclers, that can translate into leaner contracts, tighter margins, and less incentive to expand capacity. For tire retailers and garages, it can look like something more immediate: fewer pickups, longer waits, and growing stacks of rubber that have to be stored somewhere in the meantime.

Why a lower target can still create a bigger mess

Recycling systems depend on steady throughput. When volumes slow, fixed costs don’t disappear: facilities still need staff, equipment maintenance, and safe storage controls. If the “must-manage” requirement drops below what’s actually being generated and returned by consumers, tires don’t stop arriving — they just stop moving out as efficiently. A backlog can form at multiple points: retail drop-offs, haulers, transfer sites, and processing yards.

Ontario’s own public reporting offers a clue to the tension that was already present in the system. RPRA’s published recovery reporting shows the sector achieved an 85% recovery rate target for all tires, but did not hit the earlier 85% collection target for all tires in the reported performance results — a gap that matters because you can’t recover what you don’t collect. When the province lowered the required performance threshold, critics argue it risked making that collection challenge easier to live with on paper, while leaving the physical flow of tires unresolved on the ground.

Where the eco-fee question comes in

Many Ontarians associate tire recycling with the fees paid at purchase — and with the expectation that a paid-for system should deliver a predictable outcome. The public confusion tends to spike when people hear that stockpiled tires might be diverted to less-preferred end uses, including burning as fuel in certain industrial settings (often framed as “energy recovery”). The fear isn’t only environmental; it’s also about trust: if consumers are paying for recycling, why does the system appear to be retreating from it?

Supporters of lower targets often argue the opposite: that the change introduces flexibility, reduces costs, and avoids forcing producers to pay for outcomes the market can’t meet at a reasonable price. Critics counter that “flexibility” can become a euphemism for shrinking capacity — and that once processors scale down, it takes years to rebuild. In the meantime, tires accumulate, storage risks rise, and communities worry about illegal dumping or fires when piles get too large.

What happens next

In the short term, the pressure points are predictable: tire dealers want reliable pickup schedules, processors want stable contracts, and producers want predictable compliance obligations. If the new management target remains significantly lower than what the province used to aim for through collection requirements, Ontario may need to answer a basic public-facing question: what, exactly, is the promised end state for all those tires that still come off cars every single day?

Longer term, the debate is likely to sharpen around what “circular economy” means in practice. Turning tires into useful materials requires investment, logistics, and buyers for recycled outputs. If Ontario wants those markets to grow, policy signals usually need to do one thing above all: make sure there is a consistent supply of collected material and a consistent reason to process it. Without that, the province risks turning a routine recycling program into an expensive storage problem — one that becomes visible only when the piles are too big to ignore.

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