The first lot comprises "7.1 per cent Government Security 2034" for an amount of Rs 20,000 crore, while the second lot comprises "7.46 per cent Government Security 2073" for an amount of Rs 12,000 crore.

Both the bonds will be auctioned by the RBI through price-based auction using the multiple price method in Mumbai.

The government will have the option to retain additional subscription up to Rs 2,000 crore against each security.

As per the scheme of non-competitive bidding facility in auction of government securities, up to 5 per cent of the notified amount of sale of securities will be allotted to eligible individuals and institutions.

Both competitive and non-competitive bids for the auction are to be submitted in electronic format on the Reserve Bank of India Core Banking Solution (e-Kuber) system on April 26.

According to the Finance Ministry statement, non-competitive bids should be submitted between 10.30 am to 11.00 am and competitive bids should be submitted between 10.30 am to 11.30 am.

The result of the auction will be declared on April 29 (Monday) and successful bidders will have to make payment.

The securities will be eligible for trading “when issued” as per RBI guidelines.