At the close of trade, RIL's market capitalisation (m-cap) was at Rs 7,98,385.98 crore, which is Rs 12,505.29 crore more than that of Tata Consultancy Services (TCS) Rs 7,85,880.69 crore valuation, according to data available with the BSE.
RIL shares were on a downhill for the past few days.
TCS had on Thursday became the country's most-valued firm by market valuation, surpassing RIL.
RIL and TCS have in the past also competed with each other for the number one position in terms of market capitalisation.
In the domestic m-cap chart, RIL is at number one position followed by TCS, HDFC Bank (Rs 6,24,089.61 crore), HUL (Rs 3,66,787.51 crore) and ITC (Rs 3,60,403.77 crore) in the top-five order.
The m-cap figure of companies changes daily with stock price movement.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)