Government of Bihar (GoB) granted in principle approval for four Regional Rapid Transit System (RRTS) corridors from Patna on July 8, 2026. The corridors include Patna – Gaya Ji, Patna Airport – Begusarai, Patna-Hajipur-Sonepur Airport-Muzaffarpur and Patna – Aara.
Besides, funds worth Rs 315.9 million have been allocated to the National Capital Region Transport Corporation for preparation of alternative analysis report and detailed project reports for all four corridors.