---
type: "Bill"
title: "revise the requirements for a petition to initiate a measure or constitutional amendment or to refer a law."
description: "revise the requirements for a petition to initiate a measure or constitutional amendment or to refer a law."
jurisdiction: "us/states/sd"
legislature: "South Dakota Legislature"
session: "2025"
identifier: "SB 91"
citation: "South Dakota SB 91 (2025)"
classification: ["bill"]
subjects: ["Ballot Measures", "Constitutional Amendments", "Elections", "Initiated Measures", "Petitions"]
status: "enacted"
primary_sponsors: ["Bahmuller", "Crabtree", "Gosch", "Hulse", "Jordan", "Perry"]
version_count: 9
action_count: 24
vote_count: 5
first_action: "2025-01-24"
last_action: "2025-03-31"
source: "openstates"
source_identifier: "ocd-bill/d852f849-6fc1-447b-98a2-69052693e71c"
source_url: "https://sdlegislature.gov/Session/Bill/25964"
source_hash: "a6a62fb75749d996de85de9c5030f97f5d0ec2c1f613ff31a8abf7a3d1e45733"
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 91 (2025) — revise the requirements for a petition to initiate a measure or constitutional amendment or to refer a law.

## 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/25964/276832)
2. **91B** (committee substitute) — [source](https://mylrc.sdlegislature.gov/api/Documents/279550.pdf)
3. **91C** (committee substitute) — [source](https://mylrc.sdlegislature.gov/api/Documents/282894.pdf)
4. **91D** (committee substitute) — [source](https://mylrc.sdlegislature.gov/api/Documents/283161.pdf)
5. **91F** (committee substitute) — [source](https://mylrc.sdlegislature.gov/api/Documents/284359.pdf)
6. **Conference Committee Engrossed** (committee substitute) — [source](https://sdlegislature.gov/Session/Bill/25964/284522)
7. **House State Affairs Engrossed** (committee substitute) — [source](https://sdlegislature.gov/Session/Bill/25964/283563)
8. **Senate State Affairs Engrossed** (committee substitute) — [source](https://sdlegislature.gov/Session/Bill/25964/281581)
9. **Enrolled** (enrolled) — [source](https://sdlegislature.gov/Session/Bill/25964/284524)

## Votes

- Conference Committee Report adopted — **70–0** (pass) · lower
- Do Pass — **35–0** (pass) · upper
- Do Pass Amended — **12–0** (pass) · lower
- Do Pass Amended — **9–0** (pass) · upper
- Conference Committee Report adopted — **32–3** (pass) · upper

## Sponsors

- Bahmuller — primary (person)
- Crabtree — primary (person)
- Gosch — primary (person)
- Hulse — primary (person)
- Jordan — primary (person)
- Perry — primary (person)

## Timeline

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

- **2025-01-24** First Reading Senate S.J. 89
- **2025-01-27** Referred to S.J. 101 `referral-committee`
- **2025-02-10** Scheduled for hearing
- **2025-02-10** State Affairs Motion to amend , Passed, Amendment 91B `amendment-introduction, amendment-passage`
- **2025-02-10** State Affairs Do Pass Amended , Passed, YEAS 9, NAYS 0
- **2025-02-10** Certified uncontested, placed on consent , Passed,
- **2025-02-12** Senate Do Pass Amended , Passed, YEAS 35, NAYS 0 S.J. 255
- **2025-02-13** First read in House and referred to H.J. 287 `introduction, reading-1, referral-committee`
- **2025-03-03** Scheduled for hearing
- **2025-03-03** State Affairs Motion to amend , Passed, Amendment 91C `amendment-introduction, amendment-passage`
- **2025-03-03** State Affairs Motion to amend , Passed, Amendment 91D `amendment-introduction, amendment-passage`
- **2025-03-03** State Affairs Do Pass Amended , Passed, YEAS 12, NAYS 0
- **2025-03-03** Certified uncontested, placed on consent , Passed,
- **2025-03-05** House of Representatives Do Pass Amended , Passed, YEAS 70, NAYS 0 H.J. 462
- **2025-03-10** Senate Failed to concur, appoint Conference Committee , Passed, S.J. 479
- **2025-03-10** House of Representatives Conference Committee appointments H.J. 507
- **2025-03-11** Motion to amend , Passed, YEAS 6, NAYS 0 Amendment 91F `amendment-introduction, amendment-passage`
- **2025-03-11** Conference Committee Report adopted , Passed, YEAS 6, NAYS 0
- **2025-03-12** House of Representatives Conference Committee Report adopted , Passed, YEAS 70, NAYS 0 H.J. 537
- **2025-03-12** Senate Conference Committee Report adopted , Passed, YEAS 32, NAYS 3 S.J. 523
- **2025-03-13** Signed by the President S.J. 528 `passage`
- **2025-03-13** Delivered to the Governor on 2025-03-13 S.J. 533 `executive-receipt`
- **2025-03-13** Signed by the Speaker H.J. 548 `passage`
- **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/d852f849-6fc1-447b-98a2-69052693e71c`. Confidence: reported (aggregated from official South Dakota legislature records).