The Securities and Exchange Board of India has barred Jane Street Group entities from accessing the Indian securities market, directed the impounding of Rs 4,843.57 crore in alleged unlawful gains from the group.The market regulator passed the order as part of enforcement action. It applies to all Jane Street Group entities operating in India and restricts their ability to trade or participate in any market-related activity."Entities are restrained from accessing the securities market and are further prohibited from buying, selling or otherwise dealing in securities, directly or indirectly," SEBI said in an order.The regulator has asked Jane Street entities to jointly and severally deposit the amount into an escrow account with a scheduled commercial bank in India. The escrow account must carry a lien marked in favour of SEBI, and the funds cannot be released without the regulator’s approval. The prohibition is immediate and remains in effect until further directions from SEBI. In addition, SEBI has directed banks to restrict all debit transactions in the accounts held by Jane Street entities, whether individually or jointly, unless for the purpose of complying with this order. Banks may allow credit transactions and debit amounts only if they exceed the sum to be impounded.. Read more on Markets by NDTV Profit.