Sky Lanterns Prohibited in Oregon ORS 476.735
As of January 1, 2017 launching of sky lanterns is subjected to a Class A violation with a maximum penalty of $2,000.
Definition: “sky lantern” means an unmanned self-contained luminary device that uses heated air produced by an open flame or produced by another source to become or remain airborne.
https://www.oregonlaws.org/ors/476.735