Pollution Checking by Transport Department:

Mobile enforcement teams are being deployed on regular basis at road locations for prosecution of polluting vehicles and vehicles not having PUC Certificates.

Public Awareness:

Public awareness campaigns are conducted to raise social consciousness on the issue and educate motorists about the health hazards, statutory provisions and control measures viz. engine tuning and maintenance.

Catalytic Converters:

Since April 1995, only those 4-wheeled petrol driven vehicles are registered on first sale in Delhi , which are fitted with Catalytic Converters.

Mass Rapid Transport System:

Mass Rapid Transport System is being constructed with the objective to place a non-polluting, efficient and affordable rail based mass rapid transit system for NCT of Delhi, duly integrated with other modes of transport.

Phasing out of Old Commercial Vehicles:

With a view to reduce vehicular pollution in Delhi Hon'ble Supreme Court vide its orders in CWP No. 13029 of 1985 has banned the plying of following categories of vehicles in Delhi: -

More than 15 years old commercial/ transport vehicles. Autos & Taxis driven on conventional fuels. Diesel driven city buses.

Transport Department is ensuring the effective compliance of these directions through its enforcement teams. The Govt. of Delhi has provided fiscal incentives by way of sales tax exemption and interest subsidy on loans for purchase of new replacement vehicles.

Tightening of mass emission standards for new vehicles:

Mass emission norms for new vehicles were introduced in the year 1991. Subsequently, these norms have been tightened for new vehicles in all categories in 1996 and 2000. At present, only vehicles (except 2 and 3 wheelers) complying with Bharat Stage III/Euro-III emission norms and 2 and 3 wheelers complying with Bharat Stage II/Euro-II emission norms are being registered in the Delhi .

Improvement in Fuel Quality: The quality of the fuel being supplied in Delhi has been significantly improved during recent years by way of: -

  1. a.     Leaded petrol has been completely phased out.

    b.    Introduction of Low Sulphur diesel w.e.f. August 1997 reducing Sulphur content from 0.8% gm/litre to 0.25% gm/litre. The Sulphur content of diesel supplied to NCT Delhi has been further reduced to 0.035% w.e.f.2010.

    c.     The quality of petrol being supplied to Delhi has been improved further by reduction of Sulphur content to 0.015% & Benzene Content to 1%

Ministry of Road Transport and Highways, Government of India has tightened the emission level of CO and introduced the measurement of HC emissions in petrol vehicles. In respect of Diesel vehicles, Oil temperature & RPM measurement has been included in the test procedure. In compliance with the Gazette notification all the pollution checking Centres have been directed to get their equipment upgraded/modified/replaced with the new 4-gas analyzer and wherever they have failed to do so their authorisation has been cancelled.