India, Dec. 21 -- The Delhi High Court on Saturday refused to consider a petition challenging the Delhi government's decision to bar entry of vehicles registered outside the capital that do not meet Bharat Stage VI (BS-VI) emission norms, noting that the Supreme Court is already seized of the issue and has been issuing relevant directions.

The Delhi government had on Wednesday issued a notification stating that vehicles registered outside Delhi and complying with emission standards lower than BS-VI would not be allowed to enter the city starting Thursday. However, the final order clarified that the restriction would apply only when Stage 4 of the Graded Response Action Plan (GRAP) is in force. Stage 4 is triggered when the Air Quality In...