California · 2025–26 Regular Session · Assembly Bill
AB 2322: Water discharge: commercial, industrial, or institutional sites.
Passed one chamber Official data
- Introduced
- In committee
- Passed one chamber
- Passed both chambers
- Enacted
Last official action: ·Record last updated:
Plain-language summary
AB 2322 is a assembly bill introduced in the California Assembly on February 19, 2026. According to its official title, it concerns: Water discharge: commercial, industrial, or institutional sites. Primary sponsor: Diane Papan (D). Most recent recorded action (August 27, 2026): Ordered to inactive file at the request of Senator Ashby.
Generated automatically from the official title, sponsor list, and status record only. It does not characterize the bill’s purpose or effects. How summaries are written
Official summary
Legislative Counsel’s Digest (official, as of the latest version). Written by nonpartisan legislative staff; reproduced verbatim.
Under existing law, the State Water Resources Control Board and the 9 California regional water quality control boards prescribe waste discharge requirements for the discharge of stormwater by municipalities and industries in accordance with the federal national pollutant discharge elimination system (NPDES) permit program, established by the federal Clean Water Act and the Porter-Cologne Water Quality Control Act. Under existing law, the state board and the 9 regional water quality control boards issue permits for the discharge of stormwater from municipal separate storm sewer systems (MS4s).
For purposes of issuing permits for the discharge of stormwater from MS4s, this bill define “commercial, industrial, or institutional site” or “CII site” as a privately owned parcel or contiguous parcels of land that are commercial, industrial, or institutional based on the appropriate county tax assessor land use codes, as specified.
Sponsors
Sponsors by party (alphabetical): Democratic 1
| Name | Role | Party | Chamber | District |
|---|---|---|---|---|
| Diane Papan | Primary sponsor | Democratic | Assembly | 21 |
“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.
Recent official actions
- Ordered to inactive file at the request of Senator Ashby.
- Read second time. Ordered to third reading.
- From committee: Be ordered to second reading pursuant to Senate Rule 28.8.
- From committee: Do pass and re-refer to Com. on APPR. (Ayes 5. Noes 2.) (July 1). Re-referred to Com. on APPR.
- Referred to Com. on E.Q.
- In Senate. Read first time. To Com. on RLS. for assignment.
- Read third time. Passed. Ordered to the Senate. (Ayes 53. Noes 17. Page 5128.)
- Read second time. Ordered to third reading.
- From committee: Do pass. (Ayes 10. Noes 3.) (April 29).
- From committee: Do pass and re-refer to Com. on APPR. (Ayes 5. Noes 2.) (April 14). Re-referred to Com. on APPR.
- Re-referred to Com. on E.S & T.M. pursuant to Assembly Rule 96.
- Re-referred to Com. on W., P., & W.