Accessory dwelling units: private sewage disposal systems.

Legislative status

1. Introduced
2. In Committee
3. Reported by Committee
4. Floor Vote Scheduled
5. Passed One Chamber
6. Passed Both Chambers
7. Sent to Executive
8. Signed into Law

Summary

The measure focuses on the use of private sewage disposal systems in accessory dwelling units (ADUs). It would be relevant to homeowners, developers and local officials who oversee ADUs and their sanitation. The bill aims to clarify or regulate how these private systems are handled for secondary housing units.

AI-generated summary — may be incomplete or inaccurate. Verify against the official bill text.

Vote

Read third time. Passed. Ordered to the Senate. (Ayes 77. Noes 0. Page 5054.) · May 14, 2026

Hearings

• Housing Committee Hearing
  Housing · Jun 16, 2026
• Housing Committee Hearing
  Housing · Jun 10, 2026
• Appropriations Committee Hearing
  Appropriations · May 6, 2026
• Local Government Committee Hearing
  Local Government · Apr 22, 2026
• Housing and Community Development Committee Hearing
  Housing and Community Development · Apr 15, 2026

History

1. May 27, 2026Referred to Coms. on HOUSING and L. GOV.
2. May 14, 2026Read third time. Passed. Ordered to the Senate. (Ayes 77. Noes 0. Page 5054.)
3. May 14, 2026In Senate. Read first time. To Com. on RLS. for assignment.
4. May 7, 2026Read second time. Ordered to Consent Calendar.
5. May 6, 2026From committee: Do pass. To Consent Calendar. (Ayes 14. Noes 0.) (May 6).
6. Apr 23, 2026From committee: Do pass and re-refer to Com. on APPR. with recommendation: To Consent Calendar. (Ayes 10. Noes 0.) (April 22). Re-referred to Com. on APPR.
7. Apr 23, 2026Coauthors revised.
8. Apr 15, 2026From committee: Do pass and re-refer to Com. on L. GOV. with recommendation: To Consent Calendar. (Ayes 12. Noes 0.) (April 15). Re-referred to Com. on L. GOV.
9. Apr 7, 2026Re-referred to Com. on H. & C.D.
10. Apr 6, 2026From committee chair, with author's amendments: Amend, and re-refer to Com. on H. & C.D. Read second time and amended.
11. Mar 23, 2026Re-referred to Com. on H. & C.D.
12. Mar 19, 2026Referred to Coms. on H. & C.D. and L. GOV.

The 12 most recent of 15 recorded actions.

Sponsors

• Natasha Johnson (R) · sponsor
• Johnson
• Patterson

Bill text

Opens the legislature’s own copy.

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