(a) Evidence of a location the member holds themselves out the public may include an attorney's letterhead and other official correspondence, office location provided on pleadings and documents to a tribunal, advertising, business license address, counties where tax is assessed, and other relevant records.(b) If a member holds out to the public two or more locations as offices where the member engages in the practice of law, the location at which the member engages more than 50 percent of their time in the practice of law shall be considered the member's principal office.(c) If a member does not spend more than 50 percent of their time practicing law at one location, the location where the member spends the greatest amount of time practicing law shall be considered as the member's principal office. If the member spends equal amounts of time in each location, the location created earliest in time shall be the member's principal office.(d) If the member has no location where the member holds out to the public as an office where the member engages in the practice of law, the principal office of the member shall be the member's primary residence.Adopted effective 4/14/2023.