On Friday, the petrol and diesel prices were kept constant by the Indian oil companies across major cities in India on October 06, according to the latest prices.However, some minor fluctuations have also been observed which vary from state to state.Check latest Petrol and Diesel price here:As per the latest rates, petrol in Delhi is being sold at Rs 96.72 a litre while diesel is being sold at Rs 89.62 a litre. Whereas in Mumbai, petrol is available at Rs 106.31 and diesel at Rs 94.27 per litre. While petrol in Kolkata is Rs 106.03 and diesel is Rs 92.76 per litre. On the other hand, petrol is being sold at Rs 102.63 and diesel at Rs 94.24 per litre in Chennai.At present, petrol in Noida is priced at Rs 96.79 and diesel at Rs 89.76 per litre. In Ghaziabad, the price of diesel is being sold at Rs 96.58 per litre and diesel at Rs 89.75 per litre. In Lucknow, petrol is priced at Rs 96.57 and diesel Rs 89.76 per litre. In Patna, petrol is being sold at Rs 107.24 and diesel Rs 94.04 per litre. Petrol in Bhopal is priced at Rs 108.65 and diesel Rs 93.90 per litre. Petrol in Port Blair is being sold at Rs 84.10 and diesel Rs 79.74 per litre.Notably, the rates for each day, whether new or unchanged, are announced at 6 am on the day. These, however, vary from state to state this is due to criteria such as Value Added Tax (VAT), freight charges, local taxes, etc.In 2021, the central government had reduced the central excise duty on petrol and diesel by Rs 8 per litre and Rs 6 per litre respectively.