ORS 700.020: Registration required.

Without first complying with the provisions of this chapter, no person shall:

      (1) Use or assume the title or any other designation or advertise a title or designation indicating that the person is an environmental health specialist or waste water specialist.

      (2) Perform the duties of an environmental health specialist or waste water specialist.

      (3) Append after the name of the person the title of “registered environmental health specialist” or the letters “REHS.”