---
type: "Bill"
title: "Estates and trusts: undue influence."
description: "Existing law establishes an express presumption of fraud or undue influence when a donative instrument makes a gift to the person who drafted or transcribed the instrument or to the care custodian of a transferor who is a dependent adult, as specified. Existing law exempts, among others, spouses and cohabitants of the transferor, from the presumption of fraud or undue influence."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20192020"
identifier: "AB 328"
citation: "California AB 328 (20192020)"
classification: ["bill"]
subjects: ["Estates and trusts: undue influence."]
status: "enacted"
primary_sponsors: ["Maienschein"]
version_count: 4
action_count: 15
vote_count: 4
first_action: "2019-01-31"
last_action: "2019-06-26"
source: "openstates"
source_identifier: "ocd-bill/36e83baa-b650-4041-8343-e776cf9e0034"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200AB328"
source_hash: "27446e01147abffbb62b81665483bcd0a6d99b0d75bef15af703926594757ce8"
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 328 (20192020) — Estates and trusts: undue influence.

Existing law establishes an express presumption of fraud or undue influence when a donative instrument makes a gift to the person who drafted or transcribed the instrument or to the care custodian of a transferor who is a dependent adult, as specified. Existing law exempts, among others, spouses and cohabitants of the transferor, from the presumption of fraud or undue influence.

## Version chain

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

1. **01/31/19 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB328&version=20190AB32899INT)
2. **06/26/19 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB328&version=20190AB32897CHP)
3. **AB328** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200AB328)
4. **06/18/19 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB328&version=20190AB32898ENR)

## Votes

- AB 328 Maienschein Consent Calendar Second Day — **76–0** (pass) · lower
- Consent Calendar AB328 — **40–0** (pass) · upper
- Do pass. To Consent Calendar. — **11–0** (pass) · lower
- Do pass and be ordered to the Consent Calendar — **9–0** (pass) · upper

## Sponsors

- Maienschein — primary (person)

## Timeline

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

- **2019-01-31** Read first time. To print. `reading-1`
- **2019-02-01** From printer. May be heard in committee March 3.
- **2019-02-11** Referred to Com. on JUD. `referral-committee`
- **2019-03-12** From committee: Do pass. To Consent Calendar. (Ayes 11. Noes 0.) (March 12). `committee-passage-favorable, committee-passage`
- **2019-03-13** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2019-03-18** Read third time. Passed. Ordered to the Senate. (Ayes 76. Noes 0. Page 708.) `passage, reading-3, reading-1`
- **2019-03-18** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2019-04-24** Referred to Com. on JUD. `referral-committee`
- **2019-06-04** From committee: Do pass. To Consent Calendar. (Ayes 9. Noes 0.) (June 4). `committee-passage-favorable, committee-passage`
- **2019-06-05** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2019-06-17** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 1606.). `passage, reading-3, reading-1`
- **2019-06-18** In Assembly. Ordered to Engrossing and Enrolling. `committee-passage`
- **2019-06-20** Enrolled and presented to the Governor at 3:30 p.m.
- **2019-06-26** Approved by the Governor. `executive-signature`
- **2019-06-26** Chaptered by Secretary of State - Chapter 10, Statutes of 2019.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/36e83baa-b650-4041-8343-e776cf9e0034`. Confidence: reported (aggregated from official California legislature records).