Oregon Revised Statutes Public Health and Safety § 438.610

(1) The Oregon Health Authority, in concurrence with the accrediting authority, may adopt by rule standards for any laboratory seeking accreditation and performing environmental testing for a fee or for determining compliance with environmental statutes, rules or regulations.

(2) In developing standards under subsection (1) of this section, the authority shall cooperate with and may seek advice from the United States Environmental Protection Agency and any other state or federal agency that may have adopted rules or regulations for environmental monitoring.

(3) The standards adopted under this section may address testing and sampling procedures or methods, record keeping, disposal or retention of testing materials or samples, or any other practice related to work performed by an environmental laboratory.