---
type: "Bill"
title: "prohibit the use of a deepfake to influence an election and to provide a penalty therefor."
description: "prohibit the use of a deepfake to influence an election and to provide a penalty therefor."
jurisdiction: "us/states/sd"
legislature: "South Dakota Legislature"
session: "2025"
identifier: "SB 164"
citation: "South Dakota SB 164 (2025)"
classification: ["bill"]
subjects: ["Artificial Intelligence", "Crimes", "Elections", "Penalty"]
status: "enacted"
primary_sponsors: ["Emery", "Larson", "Moore", "Muckey", "Perry", "Smith", "Uhre-Balk", "Weisgram", "Wittman"]
version_count: 4
action_count: 17
vote_count: 4
first_action: "2025-01-30"
last_action: "2025-03-31"
source: "openstates"
source_identifier: "ocd-bill/e00515bc-9641-4f8b-a946-902445cabefd"
source_url: "https://sdlegislature.gov/Session/Bill/26046"
source_hash: "9787af82b04f81a22b88d0ffac82a5864ef64e98f282d152b328cf3f563e248a"
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-sd"]
---

# South Dakota SB 164 (2025) — prohibit the use of a deepfake to influence an election and to provide a penalty therefor.

## Version chain

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

1. **Introduced** (filed) — [source](https://sdlegislature.gov/Session/Bill/26046/279189)
2. **164C** (committee substitute) — [source](https://mylrc.sdlegislature.gov/api/Documents/282588.pdf)
3. **Senate State Affairs Engrossed** (committee substitute) — [source](https://sdlegislature.gov/Session/Bill/26046/282943)
4. **Enrolled** (enrolled) — [source](https://sdlegislature.gov/Session/Bill/26046/284327)

## Votes

- Do Pass Amended — **32–3** (pass) · upper
- Do Pass Amended — **8–1** (pass) · upper
- Do Pass Amended — **45–24** (pass) · lower
- Do Pass — **13–0** (pass) · lower

## Sponsors

- Emery — primary (person)
- Larson — primary (person)
- Moore — primary (person)
- Muckey — primary (person)
- Perry — primary (person)
- Smith — primary (person)
- Uhre-Balk — primary (person)
- Weisgram — primary (person)
- Wittman — primary (person)

## Timeline

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

- **2025-01-30** First Reading Senate S.J. 137
- **2025-02-07** Referred to S.J. 209 `referral-committee`
- **2025-02-21** Scheduled for hearing
- **2025-02-24** Scheduled for hearing
- **2025-02-24** State Affairs Motion to amend , Passed, S.J. 1 Amendment 164C `amendment-introduction, amendment-passage`
- **2025-02-24** State Affairs Do Pass Amended , Passed, YEAS 8, NAYS 1 S.J. 1
- **2025-02-25** Senate Do Pass Amended , Passed, YEAS 32, NAYS 3 S.J. 379
- **2025-02-26** First read in House and referred to H.J. 410 `introduction, reading-1, referral-committee`
- **2025-03-05** Scheduled for hearing
- **2025-03-05** Judiciary Do Pass , Passed, YEAS 13, NAYS 0 H.J. 10 `committee-passage`
- **2025-03-05** Certified uncontested, placed on consent , Passed, H.J. 10
- **2025-03-06** Remove from Consent Calendar H.J. 478
- **2025-03-10** House of Representatives Do Pass Amended , Passed, YEAS 45, NAYS 24 H.J. 502
- **2025-03-11** Signed by the President S.J. 511 `passage`
- **2025-03-11** Signed by the Speaker H.J. 524 `passage`
- **2025-03-12** Delivered to the Governor on 2025-03-12 S.J. 517 `executive-receipt`
- **2025-03-31** Signed by the Governor on 2025-03-31 S.J. 539 `executive-signature, executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/e00515bc-9641-4f8b-a946-902445cabefd`. Confidence: reported (aggregated from official South Dakota legislature records).