The board of directors of InterGlobe Aviation Limited, which operates the country’s largest domestic airline IndiGo, has approved raising up to ₹4,000 crore through a qualified institutions placement, the company said. The board of directors “at its meeting held has considered and approved the raising of funds for an aggregate amount not exceeding ₹4,000 crores through an issue of equity shares by way of a qualified institutions placement, in accordance with the relevant provisions of applicable law and subject to approval of the Company’s shareholders and receipt of applicable regulatory approvals”, the airline said.