Or. Rev. Stat. § 830.362
(1) A person may not operate a motorboat or have the motorboat engine idle while any person holds on to or occupies any portion of the motorboat that is located aft of the transom of the motorboat, including a step, ladder, platform or deck, in order to:
(2) Notwithstanding subsection (1) of this section, a person may operate a motorboat or have the motorboat engine idle with a person holding on to or occupying for a brief period of time a step, ladder, platform or deck that is located aft of the transom if that person is:
[2005 c.299 §2]