Market regulator Securities and Exchange Board of India (SEBI) has formed a working group to review regulations governing initial public offerings (IPOs), follow-on public offerings (FPOs) and other securities issuances, with a focus on simplifying the existing framework and removing duplications, sources told Moneycontrol. The working group will review the SEBI ICDR (Issue of Capital and Disclosure Requirements) Regulations, which govern various modes of raising capital by companies.