"Till now we have made investment of Rs 5,000 crore in Jharkhand... Looking forward, we plan to invest another Rs 5,000 crore in the next few years. Out of this, Rs 1,500 crore has been earmarked," he said at the Momentum Jharkhand, a global investors' summit here.
The group will actively participate in the future mines auction of bauxite and coal, he said.
As an when the state government open mining for iron ore, he said, the group will participate in that.
Birla also revealed that the group firm Idea Cellular will invest Rs 1,000 crore for 1,500 3G/4G mobile sites.