CBI has arrested an Assistant General Manager of market regulator SEBI for allegedly demanding and accepting a bribe of 25 lakh rupees. Official sources said R P Singh, an AGM of the Securities and Exchange Board of India in Kolkata, was arrested by CBI's anti-corruption wing on Sunday evening. It is alleged in the complaint that the officer asked the Director of a Kolkata-based group of companies to furnish some documents and other particulars of the business being transacted by one of its companies as a corporate agent of LIC and GIC. He demanded a bribe of 25 lakh rupees from the complainant for not pursuing the matter. The CBI laid a trap and the AGM was caught red-handed while accepting a bribe of 25 lakh rupees from the complainant. The accused was today produced before a Special CBI court and was remanded to judicial custody till February 12.