Oregon Revised Statutes Protection from Fire § 476.410

All equipment for fire protection purposes purchased by state and municipal authorities, or any other authorities having charge of public property, shall be equipped with the standard thread for fire hose couplings and hydrant fittings as adopted by the State Fire Marshal under ORS 476.030. Prior to adopting any such standard, the State Fire Marshal may request from the Department of Public Safety Standards and Training consideration of and recommendations regarding the standard.