Jul 11, 2012 Adopted Colorado Rules of Professional ConductRule 1.12. Former Judge, Arbitrator, Mediator or OTher Third-Party NeutralRule 3.5. Impartiality and Decorum of the TribunalAmended and adopted by the Court, En Banc, July 11, 2012, effective immediately. Download the rule change (PDF, 77.52 KB)