Administrative Procedure (UAPA) - As enacted, provides that in interpreting a state statute or rule, a court presiding over the appeal of a judgment in a contested case must not defer to a state agency's interpretation of the statute or rule and must interpret the statute or rule de novo; after applying all customary tools of interpretation, the court must resolve any remaining ambiguity against increased agency authority. - Amends TCA Title 4 and Title 20.