NHAI Mandates Free-Flow Tolling, Caps Plazas at 8 Lanes

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AuthorAnanya Iyer|Published at:
NHAI Mandates Free-Flow Tolling, Caps Plazas at 8 Lanes

The National Highways Authority of India has shifted to a Multi-Lane Free Flow tolling system for all future projects. By replacing large physical plazas with gantry-mounted RFID and camera technology, the authority aims to significantly lower land acquisition costs and improve traffic efficiency.

The National Highways Authority of India (NHAI) has announced a structural shift in how tolling infrastructure is designed and built. The authority is moving away from the construction of large, land-heavy physical toll plazas in favor of a Multi-Lane Free Flow (MLFF) system for all future highway projects. This policy, effective immediately for new developments, marks a significant change in how national highways will be managed.

Under the new guidelines, toll plazas are now capped at a maximum of eight lanes. This is a sharp reduction from previous designs, which often included massive layouts with up to 32 lanes on high-traffic routes. By relying on overhead gantries equipped with Radio Frequency Identification (RFID) readers and Automatic Number Plate Recognition (ANPR) cameras, vehicles can now pass through at highway speeds without needing to stop or slow down at booths. The system will process tolls automatically through FASTag, which removes the need for physical gates and ticket windows.

From a financial and operational perspective, this move addresses two major costs: land acquisition and maintenance. Land acquisition for large toll plazas is often expensive and time-consuming, especially in crowded corridors. By shrinking the plaza footprint, NHAI expects to save significantly on upfront land costs. Additionally, the authority projects that operating costs for toll collection could drop from the current 12-15% range to approximately 3-4% under the new automated system. This increased efficiency is expected to help optimize project economics for future highway tenders.

The directive applies immediately to all upcoming projects. For highway developments currently in the design or Detailed Project Report phase, developers must now incorporate these MLFF configurations. Projects that have already been awarded but have not yet started construction on toll plazas are also required to adjust their plans to comply with these new standards.

Along with this infrastructure shift, the government also implemented a new concessional pass system on November 1, 2026, for local residents living within 20 kilometers of a toll plaza. These annual passes are priced at ₹1,500 or ₹3,000, depending on the location, to streamline compliance for frequent local travelers.

While the shift to automated tolling promises efficiency, investors and stakeholders should monitor the transition risks. The success of this model depends heavily on the accuracy of the camera and RFID technology to prevent revenue leakage. Ensuring that enforcement mechanisms are robust enough to collect tolls from all vehicles is crucial. Additionally, contractors will need to adapt quickly to the new design guidelines, and any potential technical glitches during the initial rollout could affect toll collection revenues in the short term. The ability of the technology to handle high-traffic volumes reliably will be a key performance indicator for the authority.

Disclaimer: This article is published for informational purposes only. This is not a buy sell recommendation.