---
type: "Bill"
title: "Relating to: tracking a person who is registered as a sex offender but unable to provide an address."
description: "Relating to: tracking a person who is registered as a sex offender but unable to provide an address."
jurisdiction: "us/states/wi"
legislature: "Wisconsin Legislature"
session: "2025"
identifier: "SB 620"
citation: "Wisconsin SB 620 (2025)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Marklein", "Nass", "Tomczyk", "Wimberger"]
version_count: 1
action_count: 27
vote_count: 2
first_action: "2025-11-06T06:00:00+00:00"
last_action: "2026-03-13T05:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/a3db74ec-2655-4586-9c1e-3d7c94f7f690"
source_url: "https://docs.legis.wisconsin.gov/2025/proposals/reg/sen/bill/sb620"
source_hash: "933652d6f2da69bd463e5c360cd4760c1430173b9946d84ac5991d40a97b8c02"
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-wi"]
---

# Wisconsin SB 620 (2025) — Relating to: tracking a person who is registered as a sex offender but unable to provide an address.

## Version chain

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

1. **Bill Text** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/proposaltext/2025/REG/SB620)

## Votes

- CONCURRENCE — **89–9** (pass) · lower
- Report passage recommended by Committee on Judiciary and Public Safety, Ayes 8, Noes 0 — **8–0** (pass) · upper

## Sponsors

- Marklein — primary (person)
- Nass — primary (person)
- Tomczyk — primary (person)
- Wimberger — primary (person)

## Timeline

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

- **2025-11-06T06:00:00+00:00** Introduced by Senators Tomczyk, Marklein, Nass and Wimberger; cosponsored by Representatives Maxey, Allen, Behnke, Dittrich, Gundrum, B. Jacobson, Knodl, Kreibich, Melotik, Mursau, Piwowarczyk, Tucker and Wichgers `introduction`
- **2025-11-06T06:00:00+00:00** Read first time and referred to Committee on Judiciary and Public Safety `reading-1, referral-committee`
- **2025-12-17T06:00:00+00:00** Public hearing held
- **2026-01-12T06:00:00+00:00** Executive action taken
- **2026-01-12T06:00:00+00:00** Report passage recommended by Committee on Judiciary and Public Safety, Ayes 8, Noes 0 `committee-passage-favorable`
- **2026-01-12T06:00:00+00:00** Available for scheduling
- **2026-01-16T06:00:00+00:00** Placed on calendar 1-21-2026 pursuant to Senate Rule 18(1)
- **2026-01-21T06:00:00+00:00** Senator Dassler-Alfheim added as a coauthor
- **2026-01-21T06:00:00+00:00** Read a second time `reading-2`
- **2026-01-21T06:00:00+00:00** Ordered to a third reading `reading-3`
- **2026-01-21T06:00:00+00:00** Rules suspended to give bill its third reading
- **2026-01-21T06:00:00+00:00** Read a third time and passed `passage, reading-3`
- **2026-01-21T06:00:00+00:00** Ordered immediately messaged
- **2026-01-22T06:00:00+00:00** Received from Senate `receipt`
- **2026-02-09T06:00:00+00:00** Read first time and referred to committee on Rules `referral-committee`
- **2026-02-10T06:00:00+00:00** Placed on calendar 2-12-2026 by Committee on Rules
- **2026-02-12T06:00:00+00:00** Rules suspended to withdraw from calendar and take up `withdrawal`
- **2026-02-12T06:00:00+00:00** Read a second time `reading-2`
- **2026-02-12T06:00:00+00:00** Ordered to a third reading `reading-3`
- **2026-02-12T06:00:00+00:00** Rules suspended
- **2026-02-12T06:00:00+00:00** Read a third time and concurred in, Ayes 89, Noes 9 `passage, reading-3`
- **2026-02-12T06:00:00+00:00** Ordered immediately messaged
- **2026-02-13T06:00:00+00:00** Received from Assembly concurred in `receipt`
- **2026-02-20T06:00:00+00:00** Report correctly enrolled `enrolled`
- **2026-03-12T05:00:00+00:00** Presented to the Governor on 3-12-2026 `executive-receipt`
- **2026-03-13T05:00:00+00:00** Report approved by the Governor on 3-13-2026. 2025 Wisconsin Act 98 `executive-signature`
- **2026-03-13T05:00:00+00:00** Published 3-14-2026 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a3db74ec-2655-4586-9c1e-3d7c94f7f690`. Confidence: reported (aggregated from official Wisconsin legislature records).