Okla. Admin. Code § 300:35-5-4
No person shall sit or ride on the sides of a vessel, the back of a vessel, a covered bow or the top of any back seat of a vessel, or stand in a vessel while under way at any speed greater than idle or trolling speed; unless, the vessel is specifically designed for such use.
Added at 23 Ok Reg 1329, eff 5-25-06
Amended at 27 Ok Reg 1801, eff 6-25-10