New Delhi: For the first time in 2 months, petrol prices have crossed the Rs 77 a litre mark due to firming international rates.

Petrol price in Delhi was hiked on Tuesday by 9 paise a litre to Rs 77.06, while diesel rates went up by 6 paise to Rs 68.50 per litre, according to the daily price notification issued by state-owned oil firms.

Fuel prices in Delhi are the cheapest in all metros and most state capitals due to lower sales tax or VAT.

Retail selling prices have been firming up since July 30 as international rates inched up. Rates have risen by Rs 0.90 a litre in case of petrol in 9 days while diesel prices have risen by Rs 0.88 per litre.

Petrol price had touched an all-time high of Rs 78.43 a litre on May 29 and had since receded. On that day, the diesel price had touched an all-time high of Rs 69.30.

Petrol was last above the Rs 77-mark on June 9 when it was priced at Rs 77.02 a litre in Delhi. On that day, diesel was priced at Rs 68.28 per litre.

The Centre currently levies a total of Rs 19.48 per litre of excise duty on petrol and Rs 15.33 per litre on diesel. On top of this, states levy Value Added Tax (VAT) - the lowest being in Andaman and Nicobar Islands where a 6 sales tax are charged on both the fuel.

Mumbai has the highest VAT of 39.12% on petrol, while Telangana levies the highest VAT of 26% on diesel. Delhi charges a VAT of 27% on petrol and 17.24% on diesel.