This Resource Note outlines the main provisions of Rule 12 of The City Code on Takeovers and Mergers (Code). It highlights relevant materials, commentary and guidance from the Panel on Takeovers and Mergers (Panel), as well as Lexis+® UK analysis and resources, to give practical guidance on the interpretation and application of Rule 12. Materials covered in this Resource Note include: • detailed notes accompanying the Code (Notes), which expand on the intended manner of the implementation of the Rules and relevant Appendices dealing with specific issues • Panel Statements published by the Panel (P/S) and Panel Instruments • Public Consultation Papers (PCP) and Response Statements (RS) published by the Code Committee • relevant Lexis+® UK resources 2021 changes to Code In March 2021 the Panel confirmed that it would be proceeding with amendments to the Code in relation to the treatment of offer conditions and the offer timetable. For firm offers announced before 5 July 2021, Rule 12.1 of the Code provided that it must be a term of the offer that it would lapse