By Jeffrey M. Haber In a December 2016 regulatory notice to member firms, the Financial Industry Regulatory Authority (“FINRA”) announced that the Securities and Exchange Commission (“SEC”) approved amendments to Rule 12403 of the Code of Arbitration Procedure for Customer Disputes. The amended rule will increase (1) the number of arbitrators on the public arbitrator list that FINRA sends to parties during the panel selection process from 10 to 15, and (2) the number of strik