Highlights Available for subscription from May 31. Subscription will close on June 4. New Delhi: The Sovereign Gold Bond Scheme 2021-22- Series-III or the third tranche will be open for subscription from today (May 31) to June 4, 2021. The issue price for Sovereign Gold Bond Scheme 2021-22, which is open for subscription for five days, has been fixed at Rs 4,889 per gram of gold, the Reserve Bank of India (RBI) said. Earlier, the government had announced to issue the Sovereign Gold Bond (SGB) in six tranches from May 2021 to September 2021. The RBI will issue the bonds on behalf of the Government of India.