(a) A Registered Interior Designer shall undertake
to perform a professional service only when the Registered Interior
Designer, together with those whom the Registered Interior Designer
shall engage as consultants, is qualified by education and/or experience
in the specific technical areas involved. During the delivery of a
professional service, a Registered Interior Designer shall act with
reasonable care and competence and shall apply the technical knowledge
and skill which is ordinarily applied by reasonably prudent Registered
Interior Designers practicing under similar circumstances and conditions.