Following the central government's announcement on Saturday that excise duty on petrol and diesel was slashed by Rs 8 and Rs 6 per litre respectively, fuel prices in the states will see a significant decrease. <br /> <br />Effective from today, the price of petrol in Delhi will be Rs 96.72. The existing price of petrol in the city is Rs 105.41. The excise cut resulted in a price difference of 8.69 rupees in the city. The existing price of diesel in Delhi is Rs 96.67. It will decrease to Rs 89.62.