---
type: "Bill"
title: "Natural Heritage Preservation Tax Credit Act of 2000."
description: "Natural Heritage Preservation Tax Credit Act of 2000."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "19992000"
identifier: "AB 522"
citation: "California AB 522 (19992000)"
classification: ["bill"]
subjects: ["Natural Heritage Preservation Tax Credit Act of 2000."]
status: "enacted"
primary_sponsors: ["Wayne"]
version_count: 6
action_count: 22
vote_count: 4
first_action: "1999-02-18"
last_action: "2000-09-29"
source: "openstates"
source_identifier: "ocd-bill/cdc83a87-6ce5-431c-a289-ca7b9c0d062f"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB522"
source_hash: "10d3a4425f39b31be11815568b96729cdb6d81141a0746f743d0319ebdf9a6ed"
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 AB 522 (19992000) — Natural Heritage Preservation Tax Credit Act of 2000.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **02/18/99 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB522&version=19990AB52299INT)
2. **04/13/99 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB522&version=19990AB52298AMD)
3. **08/24/00 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB522&version=19990AB52297AMD)
4. **09/29/00 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB522&version=19990AB52295CHP)
5. **AB522** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB522)
6. **09/08/00 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB522&version=19990AB52296ENR)

## Votes

- AB 522 WAYNE CONCURRENCE — **pass** (pass) · lower
- Assembly 3rd Reading AB522 Wayne O'Connell — **pass** (pass) · upper
- Do pass. — **pass** (pass) · lower
- AB 522 FLOYD THIRD READING — **pass** (pass) · lower

## Sponsors

- Wayne — primary (person)
- O'Connell — coauthor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2000-09-29** Chaptered by Secretary of State - Chapter 900, Statutes of 2000.
- **2000-09-28** Approved by the Governor. `executive-signature`
- **2000-09-12** Enrolled and to the Governor at 10 a.m.
- **2000-08-29** (Corrected August 28. ) Assembly Rule 77 suspended. Senate amendments concurred in. To enrollment. (Ayes 51. Noes 26. Page 8574.) `committee-passage-favorable, amendment-passage`
- **2000-08-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 30 pursuant to Assembly Rule 77.
- **2000-08-28** Read third time, passed, and to Assembly. (Ayes 24. Noes 13. Page 6135.) `passage, reading-3, reading-1`
- **2000-08-25** Withdrawn from committee. Ordered placed on second reading file. Read second time. To third reading. `reading-2, reading-1`
- **2000-08-24** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Revenue and Taxation. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **1999-08-17** In committee: Hearing postponed by committee.
- **1999-07-14** Joint Rule 61 (a) suspended.
- **1999-07-08** In committee: Hearing postponed by committee.
- **1999-06-17** In committee: Hearing postponed by committee.
- **1999-06-10** In committee: Hearing postponed by committee.
- **1999-05-26** Referred to Standing Committee on Revenue and Taxation. `referral-committee`
- **1999-05-17** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **1999-05-17** Read third time, passed, and to Senate. (Ayes 45. Noes 31. Page 1665.) `passage, reading-3, reading-1`
- **1999-05-12** Read second time. To third reading. `reading-2, reading-1`
- **1999-05-11** From committee: Do pass. (Ayes 5. Noes 2.) (May 10). `committee-passage, committee-passage-favorable`
- **1999-04-21** Re-referred to Standing Committee on Revenue and Taxation. `referral-committee`
- **1999-04-13** Referred to Standing Committee on Revenue and Taxation. From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Revenue and Taxation. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **1999-02-19** From printer. May be heard in committee March 21.
- **1999-02-18** Read first time. To print. `reading-1`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/cdc83a87-6ce5-431c-a289-ca7b9c0d062f`. Confidence: reported (aggregated from official California legislature records).