India's passenger vehicle registrations crossed the 5 lakh mark in October 2026 for the second time this calendar year, reaching 5,00,001 units. While registrations declined 14.6% YoY against the high post-GST-revision base of October 2025, they grew 15.1% MoM. Maruti Suzuki retained leadership with 42.5% market share, followed by Tata Motors and Mahindra.