Or. Admin. R. 340-098-0230 – Market Share Notifications Beginning 2026

(1) Preliminary market share. Beginning in 2026 and each year thereafter, DEQ will make a preliminary determination of each manufacturer’s market share for the program year and notify each manufacturer of that determination.
(2) Change requests. Each manufacturer will have 30 days to request changes to the preliminary market share. A manufacturer requesting a change must provide DEQ the relevant information the manufacturer believes supports the change and any other information requested by DEQ to evaluate the requested change.
(3) Final market share. After the 30-day period described in section (2), DEQ will make a final determination of each manufacturer’s market share and notify each manufacturer of that determination. In making the final market share determinations, DEQ will use the best available information as determined by DEQ, including any relevant information provided by manufacturers under section (2).

ORS 468.020, 468.065 & 459A.345

ORS 459A.315 & 459A.340