Delhi strictly enforces winter pollution prevention from November 1 » Vehicle ban: Vehicles not registered in Delhi below BS-VI standards banned from entering Delhi; CNG and EVs are exempt. » Construction: Demolition generates dust and exterior construction is limited until January 31, with exceptions for specified essential projects. » 50% work from home: government and private offices to limit physical presence to 50%, with staggered office scheduling. » Double parking fees: the charges in authorized parking facilities have been doubled; DMRC parking is exempt. » No PUC, no fuel: vehicles without a valid pollution control certificate will not be denied fuel. The measures are designed to curb vehicle emissions, construction dust and winter smog.