mumbai, March 9 -- A regulatory overhaul of how commissions are paid will shake up the segment estimated to account for about half of India's Rs.81 lakh crore in mutual fund assets: small distributors. Industry experts say they will be forced to partner with larger peers to survive, driving consolidation. The Securities and Exchange Board of India (Sebi) in December approved a revised framework for total expense ratio (TER) limits. It has two components: the base expense ratio (BER) and all statutory and regulatory levies, such as goods and services tax (GST), securities transaction tax, stamp duty, and regulatory fees, which will be charged separately over and above the base cost. For equity-oriented schemes, BER will now range from 2.10% ...