Renewable energy company Inox Clean Energy has filed a draft red herring prospectus (DRHP) with the Securities and Exchange Board of India (SEBI) for an initial public offering (IPO) of up to ₹100 billion (~$1.04 billion).The IPO will comprise a fresh issue of equity shares aggregating up to ₹80 billion (~$834.04 million) and an offer for sale of shares worth up to ₹20 billion (~$208.51 million). The equity shares have a face value of ₹1 (~$0.01) each.