---
type: "Bill"
title: "Generally revise laws related to drug testing in CPS cases"
description: "Generally revise laws related to drug testing in CPS cases"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "SB 150"
citation: "Montana SB 150 (2023)"
classification: ["bill"]
subjects: ["Alcohol and Drugs", "Courts (see also: Judges and Justices; Juries and Jurors)", "Minors (see also: Family Law)", "Social Services"]
status: "enacted"
primary_sponsors: ["Dennis Lenz"]
version_count: 7
action_count: 44
vote_count: 6
first_action: "2022-10-03T18:21:26+00:00"
last_action: "2023-05-04T18:33:23+00:00"
source: "openstates"
source_identifier: "ocd-bill/ee19c035-ff74-47c0-9f20-0fac5f35ee22"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0547"
source_hash: "8a701697ab5b777de3e289b38321281dc34d456f37cc1fcecc8563ca1c47aec3"
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-mt"]
---

# Montana SB 150 (2023) — Generally revise laws related to drug testing in CPS cases

## Version chain

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

1. **SB0150.001.003.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4656)
2. **SB0150.001.003_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4657)
3. **SB0150001SCS.slc(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10829)
4. **SB0150001SCS.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4649)
5. **SB0150_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4627)
6. **SB0150_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4625)
7. **SB0150_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=4626)

## Votes

- (S) 3rd Reading Passed — **48–2** (pass) · upper
- (H) Committee Executive Action--Bill Concurred — **20–1** (pass) · lower
- (S) Committee Executive Action--Bill Passed as Amended — **9–0** (pass) · upper
- (H) 3rd Reading Concurred — **100–0** (pass) · lower
- (S) 2nd Reading Passed — **50–0** (pass) · upper
- (H) 2nd Reading Concurred — **99–0** (pass) · lower

## Sponsors

- Dennis Lenz — primary (person)

## Timeline

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

- **2023-05-04T18:33:23+00:00** Chapter Number Assigned `became-law`
- **2023-05-04T16:05:00+00:00** (S) Signed by Governor `executive-signature`
- **2023-05-01T15:00:00+00:00** (S) Transmitted to Governor `executive-receipt`
- **2023-04-29T19:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-20T22:00:00+00:00** (S) Signed by President `passage`
- **2023-04-18T20:40:27+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-18T20:40:26+00:00** (S) Returned from Enrolling
- **2023-04-14T20:09:07+00:00** (S) Sent to Enrolling
- **2023-04-14T19:37:32+00:00** (H) Returned to Senate
- **2023-04-13T22:32:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2023-04-13T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-04-12T20:38:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-12T14:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-04-06T19:27:00+00:00** (H) Committee Report--Bill Concurred
- **2023-04-05T21:00:00+00:00** (H) Committee Executive Action--Bill Concurred
- **2023-03-29T00:32:00+00:00** (H) Hearing
- **2023-03-14T19:33:41+00:00** (H) First Reading `reading-1`
- **2023-03-14T00:53:38+00:00** (H) Referred to Committee `referral-committee`
- **2023-03-01T00:02:50+00:00** (S) Transmitted to House
- **2023-02-27T22:08:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2023-02-27T20:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-02-24T20:15:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2023-02-24T20:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-02-21T20:10:00+00:00** (S) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-02-21T20:07:00+00:00** (C) Printed - New Version Available
- **2023-02-20T22:15:00+00:00** (S) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-01-18T22:00:00+00:00** (S) Hearing
- **2023-01-18T17:18:31+00:00** (C) Amendments Available
- **2023-01-11T20:19:16+00:00** (S) First Reading `reading-1`
- **2023-01-11T19:09:50+00:00** (C) Introduced Bill Text Available Electronically
- **2023-01-11T17:04:37+00:00** (S) Referred to Committee `referral-committee`
- **2023-01-10T22:02:35+00:00** (S) Introduced
- **2023-01-09T16:02:00+00:00** (C) Draft Ready for Delivery
- **2023-01-06T17:28:44+00:00** (C) Executive Director Final Review
- **2023-01-06T17:28:36+00:00** (C) Draft Ready for Delivery
- **2023-01-06T14:14:44+00:00** (C) Draft in Assembly
- **2023-01-05T20:45:44+00:00** (C) Executive Director Review
- **2023-01-05T20:03:53+00:00** (C) Bill Draft Text Available Electronically
- **2023-01-05T20:03:52+00:00** (C) Draft in Final Drafter Review
- **2023-01-05T00:08:06+00:00** (C) Draft in Input/Proofing
- **2023-01-05T00:00:33+00:00** (C) Draft to Drafter - Edit Review
- **2023-01-04T14:56:07+00:00** (C) Draft in Edit
- **2023-01-04T14:37:51+00:00** (C) Draft in Legal Review
- **2022-10-03T18:21:26+00:00** (C) Draft Request Received `receipt`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ee19c035-ff74-47c0-9f20-0fac5f35ee22`. Confidence: reported (aggregated from official Montana legislature records).