March 11, 2026960February 28, 2026490

I, Bernard Dean, Chief Clerk of the House of Representatives of the State of Washington, do hereby certify that the attached is ENGROSSED SUBSTITUTE HOUSE BILL 2532 as passed by the House of Representatives and the Senate on the dates hereon set forth.

Chief Clerk

Secretary of State

State of Washington

ESHB 2532.PLENGROSSED SUBSTITUTE HOUSE BILL 2532SENATEPassed Legislature2026 Regular Session69th Legislature2026 Regular SessionHouse Community Safety (originally sponsored by Representatives Timmons, Griffey, Davis, Parshley, Cortes, Leavitt, Ramel, Fosse, Nance, Obras, and Bergquist)READ FIRST TIME 02/04/26.Concerning the sale and distribution of nitrous oxide. AN ACT Relating to the sale and distribution of nitrous oxide; adding a new chapter to Title 69 RCW; and prescribing penalties. Sec. 1.

(1) Every person who sells, furnishes, administers, distributes, gives away, or offers to sell, furnish, administer, distribute, or give away a device, canister, tank, or receptacle either exclusively containing nitrous oxide or flavored nitrous oxide or exclusively containing a chemical compound mixed with nitrous oxide, is guilty of a gross misdemeanor.

(2) This section does not apply to any person who administers nitrous oxide for the purpose of providing medical, veterinary, or dental care, if administered by a medical, veterinary, or dental practitioner licensed by this state or at the direction or under the supervision of a practitioner licensed by the state.

(3) This section does not apply to the sale of nitrous oxide contained in food products for use as a propellant.

(4) This section does not apply to the sale and use of nitrous oxide by a manufacturer as part of a manufacturing process or industrial operation.

(5) This section does not apply to the filling of cylinders of nitrous oxide for the subsequent sale, furnishment, or distribution of nitrous oxide by a person or entity engaged in lawfully distributing medical, veterinary, dental, food-grade, industrial, or automotive gases, when the nitrous oxide is sold, furnished, or distributed solely for a purpose exempt under this section, provided that the cylinders are not for personal use.

(6) This section does not apply to the sale and use of nitrous oxide for automotive purposes.

(7) As used in this section, "nitrous oxide" refers to any of the following substances: N20, dinitrogen monoxide, dinitrogen oxide, nitrogen oxide, or laughing gas.

 Sec. 2.

Section 1 of this act constitutes a new chapter in Title 69 RCW.