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Stage V emission norms
What it is
TREM Stage-V, India's tractor and farm-equipment emission standard, aligned with EU Stage V. Unlike TREM IV, which applied only above 50 HP from 2023, Stage V eventually covers every power category
The Central Motor Vehicles (Eleventh Amendment) Rules, 2026 set the phasing: 56-560 kW and 8-19 kW engines from 1 Oct 2026, 19-37 kW to Stage-IIIAA from Apr 2028 and Stage-V from Apr 2032, and 37-56 kW from Apr 2032
Impact on industries
- The phasing is the story - the mass sub-50 HP segment, roughly nine of every ten tractors sold, was pushed out to 2032 after industry representations, removing a near-term demand shock
- Compliance is a technology leap, not a tune - common rail, EGR, DPF and SCR replace simple mechanical engines, and estimates put the cost at 15-20% on smaller tractors
- Precedent is discouraging: when TREM IV hit the above-50 HP segment, volumes in that band fell sharply as acquisition cost rose
- A cost increase of this size would have offset the recent GST cut on tractors, which is part of why the deferral was sought and granted