Topic
Air quality
2,751
bills on this subject
Filed across 11 Congresses, from the 107th to the 119th, and most in the 117th at 571. A subject is a heading the Library of Congress assigns to a bill, and a bill usually carries several, so these are the bills that touch this subject rather than the bills only about it.
Bills by Congress
107th to 119th
2,751
bills across every Congress on file.
Showing 451–480,
newest first.
Subjects are the headings the Library of Congress assigns to a bill, not labels written here, so the wording is theirs. Bills are listed newest first by their latest action. A bill carries several subjects, so it appears under each of them. Records come from Congress.gov.