Tariffs are often discussed in terms of trade deficits, GDP and international policy. But for small businesses, the impact can be much more immediate: margins, cash flow and growth. The recent U.S.–Canada trade tensions highlight how tariff-related costs can flow through the broader economy and reach businesses that may have limited ability to absorb them.

For small businesses, the potential effects include: • Higher input and procurement costs • Pressure on gross margins when costs cannot be fully passed to customers • Pricing challenges as businesses balance margin protection with demand • Working-capital pressure from higher inventory and operating costs • Supply-chain adjustments as companies look for alternative sources • Greater uncertainty around investment, hiring and expansion decisions The U.S. and Canada have deeply integrated supply chains, so the effects of trade measures can extend beyond the business directly paying a tariff. From a financial perspective, this is where the issue becomes particularly interesting: a tariff is not simply an additional cost — its ultimate impact depends on who absorbs that cost and how it flows through pricing, margins and demand. For smaller businesses with less pricing power and fewer sourcing alternatives, that adjustment can be particularly challenging. Trade policy may be decided at the national level, but its financial impact can be felt at the individual business level.