Or. Admin. R. 340-261-0020
This division is in effect as of January 1, 2022 and applies to and establishes requirements for medium- and heavy-duty truck and engine manufacturers, Oregon truck dealers, all 2027 and subsequent model year on-highway heavy-duty engines, and all 2028 and subsequent model year trucks delivered for sale or sold in the State of Oregon, except as provided in OAR 340-261-0060 Exemptions.
ORS 468.020, ORS 468A.025 & 468A.360
ORS 468A.025, 468A.360, ORS 468A.010, 468A.015, 468A.050 & 468A.279
DEQ 17-2025, amend filed 07/14/2025, effective 07/14/2025
DEQ 23-2024, temporary amend filed 12/17/2024, effective 01/01/2025 through 06/29/2025
DEQ 10-2024, amend filed 07/15/2024, effective 07/15/2024
DEQ 16-2023, temporary amend filed 11/16/2023, effective 01/01/2024 through 06/28/2024
DEQ 17-2021, adopt filed 11/17/2021, effective 11/17/2021