Ohio Administrative Code
Title 4733 - State Board of Registration for Professional Engineers and Surveyors
Chapter 4733-35 - Code of Ethics for Engineers and Surveyors
Section 4733-35-03 - Responsibility to the public

(A) Protect the safety, health and welfare of the public in the performance of professional duties. Should the case arise where the engineer or surveyor faces a situation where the safety, health and welfare of the public is not protected, the engineer or surveyor shall:

(B) Undertake to perform assignments only when the registrant's consulting support are qualified by training and experience in the specific technical fields involved. In the event a question arises as to the competence of an engineer or surveyor to perform an engineering or surveying assignment in a specific technical field of engineering or surveying which cannot be otherwise resolved to the board's satisfaction, the board, either upon request of the engineer or surveyor or by its own volition, may require the engineer or surveyor to submit to an appropriate inquiry by or on behalf of the board;

(C) Be completely objective in any professional report, statement or testimony and shall include all relevant and pertinent information in the report, statement or testimony when the result of omission would, or reasonably could, lead to a fallacious conclusion;

(D) Express an opinion as a technical or expert witness before any court, commission or other tribunal, only when it is founded upon adequate knowledge of the facts in issue, upon a background of technical competence in the subject matter, and upon honest conviction of the accuracy and propriety of his or her testimony.