---
type: "Bill"
title: "adjust the period of time requiring the use of lighted front and rear lamps on motor vehicles."
description: "adjust the period of time requiring the use of lighted front and rear lamps on motor vehicles."
jurisdiction: "us/states/sd"
legislature: "South Dakota Legislature"
session: "2018"
identifier: "HB 1270"
citation: "South Dakota HB 1270 (2018)"
classification: ["bill"]
subjects: ["Highways and Bridges", "Motor Vehicles"]
status: "enacted"
primary_sponsors: ["Ahlers", "Bartels", "Greenfield (Brock)", "Greenfield (Lana)", "Marty", "May", "Mickelson", "Reed", "Stalzer", "Tulson"]
version_count: 3
action_count: 14
vote_count: 5
first_action: "2018-01-31"
last_action: "2018-03-26"
source: "openstates"
source_identifier: "ocd-bill/fe44b99c-9d72-483e-929f-424723ef7af7"
source_url: "https://sdlegislature.gov/Legislative_Session/Bills/Bill.aspx?Bill=1270&Session=2018"
source_hash: "4383daf0030de0649bfb05690d634a1fa257ab500481f28ed4d5d45b8a72ca40"
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 HB 1270 (2018) — adjust the period of time requiring the use of lighted front and rear lamps on motor vehicles.

## Version chain

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

1. **Printed** (committee substitute) — [source](https://sdlegislature.gov/Legislative_Session/Bills/Bill.aspx?File=HB1270P.htm&Session=2018&Version=Printed&Bill=1270)
2. **Senate** (committee substitute) — [source](https://sdlegislature.gov/Legislative_Session/Bills/Bill.aspx?File=HB1270S.htm&Session=2018&Version=Senate&Bill=1270)
3. **Enrolled** (enrolled) — [source](https://sdlegislature.gov/Legislative_Session/Bills/Bill.aspx?File=HB1270ENR.htm&Session=2018&Version=Enrolled&Bill=1270)

## Votes

- Concurred in amendments - 2018 — **58–9** (pass) · legislature
- Do Pass Amended - 2018 — **34–0** (pass) · legislature
- Do Pass - 2018 — **44–19** (pass) · legislature
- Do Pass - 2018 — **7–5** (pass) · legislature
- Do Pass - 2018 — **4–0** (pass) · legislature

## Sponsors

- Ahlers — primary (person)
- Bartels — primary (person)
- Greenfield (Brock) — primary (person)
- Greenfield (Lana) — primary (person)
- Marty — primary (person)
- May — primary (person)
- Mickelson — primary (person)
- Reed — primary (person)
- Stalzer — primary (person)
- Tulson — primary (person)

## Timeline

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

- **2018-01-31** First read in House and referred to House Transportation H.J. 251 `introduction, reading-1, referral-committee`
- **2018-02-13** Scheduled for hearing
- **2018-02-13** Transportation Do Pass, Passed, YEAS 7, NAYS 5. H.J. 417 `committee-passage`
- **2018-02-14** House of Representatives Do Pass, Passed, YEAS 44, NAYS 19. H.J. 462 `passage`
- **2018-02-15** First read in Senate and referred to Senate Transportation S.J. 486 `introduction, reading-1, referral-committee`
- **2018-02-23** Scheduled for hearing
- **2018-02-23** Transportation Do Pass, Passed, YEAS 4, NAYS 0. S.J. 576 `committee-passage`
- **2018-02-26** Senate Motion to amend, Passed S.J. 602 Amendment 1270aa
- **2018-02-26** Senate Do Pass Amended, Passed, YEAS 34, NAYS 0. S.J. 603 `passage`
- **2018-02-28** House of Representatives Concurred in amendments, Passed, YEAS 58, NAYS 9. H.J. 645
- **2018-03-05** Signed by the Speaker H.J. 689
- **2018-03-07** Signed by the President S.J. 749
- **2018-03-08** Delivered to the Governor on March 08, 2018 H.J. 747 `executive-receipt`
- **2018-03-26** Signed by the Governor on March 9, 2018 H.J. 794 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/fe44b99c-9d72-483e-929f-424723ef7af7`. Confidence: reported (aggregated from official South Dakota legislature records).