Two industry sources said that Ottawa and Washington have not finalized an agreement on automobile tariffs, reports Globe and Mail

• "Canada’s premiers were given no advance notice of the Tuesday developments and learned of the tariff delay at the same time as other Canadians when Mr. Trump posted about it on his social media channel, three sources said."

Bilateral tariff arrangements in the North American auto sector have repeatedly run ahead of the paperwork: headline announcements and social media posts from the US side have historically preceded, sometimes by weeks, any signed text, and the gap between announcement and implementation is where rates, exemptions and effective dates get renegotiated. The detail that Canadian premiers received no advance notice is characteristic of how these episodes have tended to run, with the US side communicating unilaterally and counterpart governments, provinces included, scrambling to confirm scope after the fact; that asymmetry has been a recurring source of reversals and clarifications rather than a sign of breakdown. The distinction worth drawing is between a delay, which keeps existing terms in place, and an agreement that fails to materialize, which reopens the threatened schedule of levies; sourcing here points to the former being unresolved rather than the latter being triggered. Sector exposure is concentrated in cross-border supply chains where vehicles and parts cross the border multiple times, so the tell is whether formal text, exclusion lists or a further postponement emerges, and whether Ottawa's response is retaliatory framing or continued negotiation. Until a finalized document exists, precedent says treat the headline state as provisional.