Publications Memos Go Back Amendments and Proposed Rules to Hart-Scott-Rodino Act 01.29.01 This memorandum discusses the most significant amendments to the Hart-Scott-Rodino Antitrust Improvements Act of 1976 for implementation on February 1, 2001. Related Insights 07.10.25 | Publications The Ad Standard: Monthly Update - July 2025 06.25.25 | Publications Delaware Supreme Court Reverses Unprecedented Aiding and Abetting Decision Against Third-Party Acquiror 06.12.25 | Publications Simpson Thacher Sustainability and ESG: Regulatory Update – June 2025 Related Services Related Practice Areas Litigation Antitrust and Trade Regulation Complex Commercial Litigation