I 118th CONGRESS 1st Session H. R. 1049 IN THE HOUSE OF REPRESENTATIVES February 14, 2023 Mr. Smith of Washington introduced the following bill; which was referred to the Committee on Transportation and Infrastructure , and in addition to the Committee on Energy and Commerce , for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned A BILL To direct the Administrator of the Federal Aviation Administration to conduct a study relating to ultrafine particles, and for other purposes.