Trump Tariffs Threaten Higher US Electricity Bills, Analysts Say

President Donald Trump’s threatened tariffs on Canada and Mexico could increase the amount Americans pay for electricity, possibly adding $100 million to New England’s annual prices alone.

That estimate came Monday from Massachusetts officials, even as market participants struggled to understand which products the tariffs would cover and how the new costs would affect North America’s interconnected power grids. The possibility of tariffs also comes as demand for electricity — from data centers, electrified factories and plug-in cars — is rising, straining supplies. Trump has announced he will delay the tariffs on both countries for a month, but he ...