Tata Curvv.ev lifetime battery warranty: what should 10-year buyers verify?

Tata.ev currently lists the Curvv.ev from ₹16.99 lakh ex-showroom, with a 502 km claimed range, a 7.2 kW AC home wall-box charger, and a lifetime high-voltage battery warranty. Those are manufacturer-listed details; they do not by themselves explain every long-term ownership scenario.

What should be confirmed in writing?

• Whether the battery warranty follows the car after resale and what documents a second owner needs.
• Which exclusions apply after an accident, an insurance-authorised repair, water ingress, physical damage, or non-standard charging equipment.
• How battery health is measured, what diagnostic report is provided, and what threshold triggers repair or replacement.
• Which service centre handles escalation, how long a battery claim can take, and whether mobility support is included.
• Who owns and maintains the home charger, and whether installation or electrical-work issues are covered separately.

The ten-year buying decision

A long ownership horizon makes warranty wording, service access, insurance treatment and resale transferability as important as the headline range. Which of these checks would decide your purchase? If you are comparing the Curvv.ev with another ₹15–20 lakh EV, would you prioritise written battery coverage, charging support, service reach or expected resale value?