The road transport ministry proposes changes to emission compliance testing for vehicle manufacturers. New passenger cars and two-wheelers will undergo annual testing for three years after approval. Larger vehicles will continue with annual emission compliance testing.
Source: [Times of India](https://timesofindia.indiatimes.com/india/relief-for-automakers-as-centre-proposes-easy-easing-emission-compliance-testing-regime/articleshow/132718724.cms)