An amalgam separator system shall not be required for the offices or clinical site of: A. a dental office that is not engaged in amalgam placement, removal or

modification;

B. an orthodontist; C. a periodontist;

D. an oral maxillofacial surgeon;

E. an oral maxillofacial radiologist; F. an oral pathologist; or

G. a portable dental office without a fixed connection for wastewater discharge.