Form of Citation, Effective Date, Application(a) These rules shall be known as the Ohio Rules of Professional Conduct and cited as "Prof. Cond. Rule _____."(b) The Ohio Rules of Professional Conduct shall take effect February 1, 2007, at which time the Ohio Rules of Professional Conduct shall supersede and replace the Ohio Code of Professional Responsibility to govern the conduct of lawyers occurring on or after that effective date. The Ohio Code of Professional Responsibility shall continue to apply to govern conduct occurring prior to February 1, 2007 and shall apply to all disciplinary investigations and prosecutions relating to conduct that occurred prior to February 1, 2007.(c) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 5.5(d) and Comment [17] of the Ohio Rules of Professional Conduct effective September 1, 2007.(d) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 7.4 of the Ohio Rules of Professional Conduct effective April 1, 2009.(e) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 1.15 of the Ohio Rules of Professional Conduct effective January 1, 2010.(f) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rules 5.5 and 8.5 of the Ohio Rules of Professional Conduct effective January 1, 2011.(g) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rules 1.4, Comment [8], and 7.5 of the Ohio Rules of Professional Conduct effective January 1, 2012.(h) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 8.2(c) and (d) and Comment [4] of the Ohio Rules of Professional Conduct effective June 1, 2014.(i) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rules 1.3, Comment [5], 1.17(e)(5), and 8.5, Comment [1] of the Ohio Rules of Professional Conduct effective January 1, 2015.(j) The Supreme Court of Ohio adopted amendments to Prof. Cond. R. 1.0, 1.1, 1.4, 1.6, 1.12, 1.17, 1.18, 4.4, 5.3, 5.5, 7.1, 7.2, 7.3, and 8.5 effective April 1, 2015.(k) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 5.5 effective December 1, 2015.(l) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 1.7, Comment [36] effective March 15, 2016.(m) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 1.2(d) and Comments [9] and [12] of the Ohio Rules of Professional Conduct effective September 20, 2016.(n) The Supreme Court of Ohio adopted amendments to Prof. Cond. R. 1.13, Comment [6] of Prof.Cond.R. 1.13, and Comment [15] of Prof. Cond. R. 5.5 effective May 2, 2017.(o) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rules 1.15 and 6.1 effective February 11, 2020.(p) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 7.5 and Comments [1] and [4] of Prof. Cond. R. 7.5 effective June 17, 2020.(r) The Supreme Court of Ohio adopted amendments to Prof. Cond. Rule 7.4 and Comment [3] effective April 15, 2024.Amended February 27, 2024, effective 4/15/2024.