Rule 406 - Habit, Routine Practice(a) Evidence, whether corroborated or not, of habit or routine practice is admissible to prove that on a specific occasion a person or organization acted in conformity with the habit or routine practice. (b) Evidence of specific instances of conduct is admissible to prove habit or routine practice if evidence of a sufficient number of such instances is offered to support a finding of such habit or routine practice. Adopted effective 7/1/1993.