Sen. Martin Heinrich (D-NM), ranking member of the Senate Appropriations Committee’s Legislative Branch subcommittee, delivers opening remarks during a hearing in the Dirksen Senate Office Building on Capitol Hill on April 29, 2025 in Washington, DC. Chip Somodevilla | Getty Images Sen. Martin Heinrich, D-N.M., introduced a bill Thursday to create a new tax rebate for individuals and families hit by the cost of President Donald Trump’s now-defunct “reciprocal tariffs.” The bill, dubbed the “Tariff Refunds for Working Families Act” and shared exclusively with CNBC, is part of the escalating effort by Democrats to capitalize on Trump’s tariff agenda ahead of the 2026 midterm elections. Polls indicate the levies have become increasingly unpopular, with economically anxious voters expressing concern about affordability as Democrats vie to rip control of Congress away from Republicans. “The President may call the affordability crisis a ‘hoax,’ but working people feel it every time they pay for groceries or everyday essentials,” Heinrich said in a statement. “This bill will return the money lost to Trump’s tariffs back to the people who …