In the third quarter of 2025 (Q3 2025), 116,279 new medium- and heavy-duty vehicles (MHDVs), comprising trucks and buses, were registered in the United States, of which 594 (0.51%) were zero emission. As in the two previous quarters of 2025, the market shrank year-over-year, with 10.5% fewer total registrations compared with Q3 2024. Zero-emission MHDV registrations decreased by 3.6% year-over-year.

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