Publications Memos Go Back HSR Report Form Change to NAICS Codes 05.09.01 This memorandum deals with an interim rule effective July 1, 2001 that implements changes to certain reporting requirements on the Premerger Notification and Report Form under the Hart-Scott-Rodino Act. Related Insights 08.17.23 | Publications Second Circuit De-Certifies Class in Long-Running Goldman Securities Price Impact Dispute 05.08.20 | Publications Executive Order Issued to Secure the United States Bulk-Power System 04.29.20 | Publications Update: Treasury Issues Rules to Impose CFIUS Filing Fees Related Services Related Practice Areas Litigation Antitrust and Trade Regulation Complex Commercial Litigation