Coal India (CIL) has been toying with the idea of sending a proposal to the government for enlisting the public sector behemoth on the bourses after securing the Navratna status. A source close to the development said the first priority was to secure Navratna PSU status, "after that, the company would look forward to floating an initial public offer (IPO)."As part of corporate governance, the CIL board has inducted four independent directors on its board.CIL would be able to get a better valuation for its shares after getting the Navratna status, sources said.Coal Secretary H C Gupta said that a meeting of the committee of secretaries had been scheduled on January 22, where CIL Chairman and Managing Director Partha Bhattacharya would give a presentation for seeking Navratna status.During the 11th Plan period, CIL plans to invest Rs 18,000 crore for coal production.