Delhi–Sonipat–Panipat Regional Rapid Transit System

The Delhi–Panipat Regional Rapid Transit System (Delhi–Panipat RRTS) is an approved, 103 km long, semi-high speed rail corridor connecting Delhi, Sonipat, and Panipat in the National Capital Region. It is one of the three RapidX corridors planned under Phase-1 of the Rapid Rail Transport System of the National Capital Region Transport Corporation (NCRTC). With maximum speed of 160 km/h and average speed of 120 km/h, commuters using the system will be able to cover the distance between Panipat and Delhi in 65 minutes. The project is expected to cost ₹ 21,627 crores.

Route and stations
The line will start from Sarai Kale Khan station, which will allow interchange with Delhi-Alwar RapidX and Delhi-Meerut RapidX lines, as well as connectivity to the Nizamuddin railway station, Sarai Kale Khan ISBT and Sarai Kale Khan - Nizamuddin metro station. There will be total 16 stations on the corridor out of which two will be underground and the rest will be elevated.

Proposed extension to Karnal
An extension to Karnal involving 3 additional stations has been proposed and the same is in feasibility stage.

Inter-connectivity
It will connect with the following multi-model transports:


 * Haryana Orbital Rail Corridor near Kundli
 * National Highway 44 (India) (NH44), track will mostly run along NH44
 * Western Peripheral Expressway interchange near Sonipat

Status

 * 19 July 2017 - NHAI granted in-principle approval.
 * 13 March 2020 - DPR approved by NCRTC Board.
 * 18 January 2021 - Delhi Panipat RRTS corridor approved by Government of Haryana.
 * 12 March 2021 - Process to identify Station land for extension to Karnal begins (3 more stations).
 * 18 August 2021 - DPR lying with Central Government since Dec 2020.
 * 14 Dec 2021 - Centre has not received the Delhi government's approval for its financial commitment with regard to DPR of the Delhi-Panipat RRTS.
 * 8 Feb 2023 - Delhi Government not agreed to provide financial support for Delhi-Panipat RRTS and Delhi-SNB RRTS, and also hasn't made full payment for Delhi-Meerut RRTS.
 * 17 Dec 2023 - Delhi government expressed its willingness to grant an in-principle/administrative approval for Delhi-Panipat RRTS project, provided its share of contribution was met by the Centre.
 * 31 Dec 2023 - Delhi government releases 50 crores as initial fund for Delhi-Panipat RRTS.