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 04.27.26 | Publications Acting Attorney General Re-Classifies Certain Marijuana Products Under the Controlled Substances Act and Establishes New Registration Pathway for State Medical Marijuana Licensees 04.21.26 | Publications Ninth Circuit: Reverses Dismissal Finding “Rare Circumstances” Where Core Operations Doctrine Applies 04.16.26 | Publications Treasury Proposes Anti-Money Laundering and Sanctions Compliance Rules for Permitted Stable Coin Issuers Under the GENIUS Act Related Services Related Practice Areas Litigation Antitrust and Trade Regulation Complex Commercial Litigation