In which year was the Sovereign Gold Bond scheme launched by the government of India?

The Sovereign Gold Bond scheme was launched by the government of India in the year 2015. The scheme was introduced to offer an alternative investment option to individuals looking to invest in gold. These government securities are denominated in grams of gold and are issued by the Reserve Bank of India (RBI) on behalf of the government. The scheme aims to reduce the demand for physical gold by providing an avenue for investing in gold in a more secure and paperless manner.