According to the code of ethics adopted by the boards of ABIH, ACGIH, AIHA and the American Academy of Industrial Hygiene, environmental inspectors shall:

INTEGRITY OF THE PROFESSION
Act responsibly to uphold the integrity of the profession.

COUNSEL AFFECTED PARTIES
Counsel affected parties factually regarding potential health risks and precautions necessary to avoid adverse health effects.

NO CONFLICT OF INTEREST
Avoid circumstances where a compromise of professional judgement or conflict of interest may arise.

KEEP CONFIDENTIAL
Keep confidential personal and business information obtained during the exercise of industrial hygiene activities, except when required by law or overriding health and safety considerations.

COMPETENCE AREA
Perform services only in the area of their competence.

RECOGNIZED SCIENTIFIC PRINCIPLES
Practice their profession following recognized scientific principles with the realization that lives, health and well-being of people may depend on their professional judgement and that they are obligated to protect the health and well-being of people.