NEWS

India Proposes Major Changes to Vehicle Emission Compliance

IndiaVehicle EmissionsRegulatory ComplianceConformity of Production
3 min read31 July 2026
Indian Government 1

The Indian road transport ministry has unveiled a significant proposal aimed at revamping the conformity of production (CoP) regime for vehicle emission compliance. This initiative is intended to streamline the regulatory process and ease the compliance burden on vehicle manufacturers, both for new and existing models.

The CoP is a crucial regulatory verification mechanism that ensures mass-produced vehicles adhere to their original type-approval specifications. Under the current regime, vehicles undergo periodic testing to ensure they continue to meet emission standards. The proposed changes, however, introduce a new testing schedule that varies depending on the type of vehicle and its production volume.

Proposed Changes for New Models

For new models of passenger cars and two-wheelers, the CoP tests for emission compliance will occur annually for the first three years following their launch. After this period, the testing frequency will shift to once every three years. This change aims to provide manufacturers with more flexibility in managing their operations while still maintaining high environmental standards.

In the case of larger passenger vehicles, goods vehicles, and heavy commercial vehicles, the annual CoP testing requirement will remain unchanged. This decision reflects the government's commitment to ensuring that vehicles with larger environmental impacts continue to meet stringent emission standards consistently.

Revised Testing for Existing Models

The frequency of CoP testing for existing models is also set to change under the new proposal. Currently, these vehicles undergo annual testing, but the new regime will reduce this frequency to once every three years. This adjustment applies to passenger cars, larger passenger vehicles, goods vehicles, heavy commercial vehicles, and two-wheelers.

Notably, for two-wheelers, which are produced in significantly higher volumes, the testing frequency varies from once every three months to once a year, depending on the production volume. The proposed changes will streamline this process, aligning it with the new triennial schedule.

Impact on Manufacturers

The proposed policy introduces a critical shift by decoupling the CoP testing frequency from the production volume of vehicles. This means that manufacturers and importers must bolster their quality control systems to ensure ongoing compliance with emission norms. Any detected defect or deviation after the three-year period could result in costly recalls, especially for the high-volume two-wheeler segment.

Vehicles for CoP testing are randomly selected from assembly lines, dealerships, or the open market, with the entire cost of testing borne by vehicle manufacturers. This aspect of the CoP regime will remain unchanged, maintaining the financial responsibility on the manufacturers to ensure compliance.

Strategic Implications

The strategic implications of these changes are significant for the automotive industry. By reducing the frequency of testing, the government aims to alleviate some of the compliance burdens while encouraging manufacturers to invest in better quality control mechanisms. This shift could potentially lead to a more efficient production process and reduce the administrative load associated with frequent testing.

Moreover, the emphasis on maintaining compliance over an extended period without frequent checks could foster innovation in emission reduction technologies. Manufacturers may seek to develop and implement more reliable and sustainable solutions to ensure their vehicles meet the required standards over the longer term.

In conclusion, the proposed overhaul of the CoP regime represents a significant step towards modernizing the regulatory framework governing vehicle emissions in India. By balancing the need for stringent environmental standards with the operational realities faced by manufacturers, the government is paving the way for a more sustainable automotive industry. However, it places a renewed emphasis on the responsibility of manufacturers to uphold these standards consistently.

Source: ET Auto