--- type: "Bill" title: "Local government: Williamson Act." description: "The California Land Conservation Act of 1965, otherwise known as the Williamson Act, authorizes cities and counties to enter into 10-year contracts with landowners whereby the landowner agrees to restrict the use of his or her land in exchange for a reduced property taxation rate. Under existing law, the city or county receives a subvention for the property tax revenue lost as a result of these contracts." jurisdiction: "us/states/ca" legislature: "California Legislature" session: "20112012" identifier: "SB 668" citation: "California SB 668 (20112012)" classification: ["bill"] subjects: ["Local government: Williamson Act."] status: "enacted" primary_sponsors: ["Evans"] version_count: 8 action_count: 24 vote_count: 6 first_action: "2011-02-18" last_action: "2011-09-06" source: "openstates" source_identifier: "ocd-bill/c7f1eb4d-7046-4c33-9fce-c4f6b8625366" source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120SB668" source_hash: "d3c166f8a0cc04d5c182d360050b6a1355e7ce5791824c1758a02454932cb5c9" vintage: "2026-07-01" source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump" retrieved_at: "2026-07-06" confidence: "reported" tags: ["legislation", "bill", "us-ca"] --- # California SB 668 (20112012) — Local government: Williamson Act. The California Land Conservation Act of 1965, otherwise known as the Williamson Act, authorizes cities and counties to enter into 10-year contracts with landowners whereby the landowner agrees to restrict the use of his or her land in exchange for a reduced property taxation rate. Under existing law, the city or county receives a subvention for the property tax revenue lost as a result of these contracts. ## Version chain The bill's text revisions, in order — the diff chain from filing to enrollment. 1. **02/18/11 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66899INT) 2. **03/25/11 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66898AMD) 3. **04/25/11 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66897AMD) 4. **05/10/11 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66896AMD) 5. **06/22/11 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66895AMD) 6. **09/06/11 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66893CHP) 7. **SB668** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201120120SB668) 8. **08/24/11 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201120120SB668&version=20110SB66894ENR) ## Votes - Special Consent #3 — **39–0** (pass) · upper - Do pass as amended. — **9–0** (pass) · upper - Do pass and be re-referred to the Committee on Agriculture to Consent Calendar. — **9–0** (pass) · lower - Special Consent #8 — **34–0** (pass) · upper - Do pass, to Consent Calendar. — **9–0** (pass) · lower - SB 668 Evans Consent Calendar Second Day — **74–0** (pass) · lower ## Sponsors - Evans — primary (person) ## Timeline The legislative action history — every referral, reading, and vote. - **2011-02-18** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1` - **2011-02-19** From printer. May be acted upon on or after March 21. - **2011-03-03** Referred to Com. on RLS. `referral-committee` - **2011-03-25** From committee with author's amendments. Read second time and amended. Re-referred to Com. on RLS. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee` - **2011-04-07** Re-referred to Com. on GOV. & F. `referral-committee` - **2011-04-08** Set for hearing May 4. - **2011-04-25** From committee with author's amendments. Read second time and amended. Re-referred to Com. on GOV. & F. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee` - **2011-05-09** From committee: Do pass as amended. (Ayes 9. Noes 0. Page 859.) (May 4). `amendment-passage, committee-passage, committee-passage-favorable` - **2011-05-10** Read second time and amended. Ordered to third reading. `reading-2, reading-1, amendment-passage` - **2011-05-18** Ordered to special consent calendar. - **2011-05-23** Read third time. Passed. (Ayes 39. Noes 0. Page 1066.) Ordered to the Assembly. `reading-3, reading-1, passage` - **2011-05-23** In Assembly. Read first time. Held at Desk. `reading-1` - **2011-06-02** Referred to Coms. on L. GOV. and AGRI. `referral-committee` - **2011-06-15** From committee: Do pass and re-refer to Com. on AGRI. with recommendation: To consent calendar. (Ayes 9. Noes 0.) (June 15). Re-referred to Com. on AGRI. `referral-committee, committee-passage, committee-passage-favorable` - **2011-06-22** From committee with author's amendments. Read second time and amended. Re-referred to Com. on AGRI. `reading-2, reading-1, committee-passage, amendment-passage, referral-committee` - **2011-06-30** From committee: Do pass. Ordered to consent calendar. (Ayes 9. Noes 0.) (June 29). `committee-passage, committee-passage-favorable` - **2011-07-01** Read second time. Ordered to consent calendar. `reading-2, reading-1` - **2011-07-07** Read third time. Passed. (Ayes 74. Noes 0. Page 2230.) Ordered to the Senate. `reading-3, reading-1, passage` - **2011-07-07** In Senate. Concurrence in Assembly amendments pending. - **2011-08-17** Ordered to special consent calendar. - **2011-08-22** Assembly amendments concurred in. (Ayes 34. Noes 0. Page 2016.) Ordered to engrossing and enrolling. `committee-passage-favorable, amendment-passage` - **2011-08-25** Enrolled and presented to the Governor at 4 p.m. - **2011-09-06** Approved by the Governor. `executive-signature` - **2011-09-06** Chaptered by Secretary of State. Chapter 254, Statutes of 2011. ## Source OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c7f1eb4d-7046-4c33-9fce-c4f6b8625366`. Confidence: reported (aggregated from official California legislature records).