Tariff increase on Canada in effect by June 30?

On January 24, President Trump announced that the United States would apply a 100% tariff to all imports from Canada if a trade deal with China goes through. (see: https://www.reuters.com/world/china/trump-threatens-canada-with-100-tariff-over-possible-deal-with-china-2026-01-24/). This market will resolve to “Yes” if an increase in the general tariff rate on imports into the United States from Canada goes into effect for any amount of time by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. For the purpose of this market, "goes into effect" means the start date of …