Petrol, Diesel Prices Today, September 29: Check Fuel Rates In Delhi, Mumbai, Kolkata, Chennai

Last Updated:September 29, 2026, 07:48 IST

Petrol, Diesel Price Today, September 29: In New Delhi, petrol is priced at Rs 102.12 per litre, while diesel costs Rs 95.20. In Mumbai, petrol costs Rs 111.21 and diesel Rs 97.83.

Petrol and diesel prices today, September 29.

Petrol, Diesel Prices Today, September 29, 2026: Petrol and diesel prices remained largely unchanged across major Indian cities on Tuesday, September 26. In New Delhi, petrol is priced at Rs 102.12 per litre, while diesel costs Rs 95.20 per litre. In Mumbai, petrol is available at Rs 111.21 per litre and diesel at Rs 97.83 per litre.

Fuel prices are revised daily at 6 am under India’s dynamic fuel-pricing system. Indian Oil Corporation (IOC) says daily price changes are effected at 6 am, while the retail price can vary between cities because of taxes and other local costs.

The latest available city-wise rates show that petrol remains above Rs 100 per litre in most major cities, while diesel prices are also above Rs 95 per litre in several markets.

Why Do Petrol And Diesel Prices Differ Across Cities?

Petrol and diesel prices vary from one state to another mainly because of state-level taxes, particularly VAT, along with transportation costs and dealer commissions. Petrol and diesel are currently outside the GST regime, meaning state taxation continues to play an important role in determining retail fuel prices.

Global crude oil prices and the rupee-dollar exchange rate are also important factors. Since India imports a large share of its crude oil requirement, movements in international crude prices and the rupee can affect the cost of petroleum products.

When Are Petrol And Diesel Prices Updated?

Petrol and diesel prices are revised every day at 6 am under the dynamic fuel-pricing mechanism introduced in June 2017. Consumers can also check the indicative price for their location through Indian Oil’s SMS service by sending “RSP

Fuel prices can also differ slightly between individual outlets within the same city or sales area, according to Indian Oil.

Petrol, Diesel Prices Today: What Should Consumers Track?

For consumers, changes in international crude oil prices, the rupee’s movement against the US dollar and changes in state-level taxes are among the key factors to watch for their potential impact on retail fuel prices. Global oil prices have remained elevated in September amid geopolitical uncertainty, although recent movements have been volatile.

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What are the petrol and diesel prices in New Delhi and Mumbai on September 29, 2026?

On September 29, 2026, petrol is priced at Rs 102.12 per litre and diesel costs Rs 95.20 per litre in New Delhi. In Mumbai, petrol is available at Rs 111.21 per litre and diesel is priced at Rs 97.83 per litre.

Why do retail petrol and diesel prices differ across various cities in India?

Petrol and diesel prices vary across states and cities mainly due to state-level taxes like VAT, transportation costs, dealer commissions, and local operational expenses. Since fuel is outside the GST regime, local taxation heavily impacts retail pricing.

How and when are fuel prices updated daily under India’s pricing system?

Fuel prices are revised daily at 6 am under India’s dynamic fuel-pricing mechanism, which was introduced in June 2017. Consumers can also check indicative prices for their specific location via Indian Oil’s SMS service by sending their RSP dealer code to 92249 92249.

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